Welcome :: Homework Help and Answers :: Mathskey.com

Q&A
Unanswered
Categories
Users
Ask a Question

Welcome to Mathskey.com Question & Answers Community. Ask any math/science homework question and receive answers from other members of the community.

Q&A Categories
BASIC MATH (93)
PRE-ALGEBRA (441)
ALGEBRA 1 (2,220)
GEOMETRY (864)
ALGEBRA 2 (2,751)
TRIGONOMETRY (1,187)
PRECALCULUS (1,903)
CALCULUS (2,802)
STATISTICS (129)
PHYSICS (659)
CHEMISTRY (137)
MECHANICAL ENGINEERING (64)
ELECTRICAL ENGINEERING (207)
Winplot Tutorials (2)

Most popular tags

solving-equations system-of-equations functions math slope-intercept-form physics homework-help trigonometric-identities integration limits substitution-method calculus

13,459 questions

17,854 answers

1,446 comments

811,119 users

If PQ= 3x + 30 & RS= 12x-33, and QR=2x+5

0 votes

and PR = QS, then x = ? and QS =? help on geom!

#solving-equations

asked Sep 8, 2014 in GEOMETRY by anonymous

Share this question

Google+ Facebook Twitter LinkedIn Reddit

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

0 votes

PR = PQ+QR ( since AB = AO+OB)

= 3x + 30+2x+5

= 5x+35

QS = QR+RS

= 2x+5+12x-33

=14x-28

Given condition is PR=QS

5x+35 = 14x-28

63=9x

x=63/9

x=7

QS = 14x-28 = 14(7)-28 =98-28=70

x=7 , QS =70

answered Sep 8, 2014 by friend Mentor

Please log in or register to add a comment.

Related questions

Solve the equation for x, algebraically: log4(3x + 2) − log4(x − 1) = 1.

asked Jun 2, 2014 in PRECALCULUS by bilqis Pupil

#solving-equations
#solving-inequalities
#solve-quadratic-equation
#logarithmic-equations
#substitution-method

Find the range of ƒ(x) = 2x + 0.1 + 0.01.

asked Jun 11, 2014 in PRECALCULUS by bilqis Pupil

#solving-equations
#range-of-a-function
#domain-of-a-function
#vertex-of-a-parabola
range-of-a-function

Find the range of ƒ(x) = 2x + 0.1 + 0.01.

asked May 13, 2014 in PRECALCULUS by bilqis Pupil

#range-of-a-function
#domain-of-a-function
#vertex-of-a-parabola
#solving-equations

Find the length s of the circular arc. (Assume r = 2 and θ = 110°.)

asked Dec 16, 2018 in TRIGONOMETRY by anonymous

law-of-sines
sum-of-the-angle
#solving-equations

Given graphs of ƒ, g, and h, which function (g or h) is an inverse function of function ƒ?

asked Jun 11, 2014 in PRECALCULUS by bilqis Pupil

#graphing-functions
#roots-of-polynomials
#quadratic-functions
#polynomial-function
#solving-equations

Given graphs of ƒ, g, and h, which function (g or h) is an inverse function of function ƒ?

asked May 26, 2014 in PRECALCULUS by bilqis Pupil

#solving-equations
#polynomial-function
#quadratic-functions
#roots-of-polynomials
#graphing-functions

Use the graph of f and g. Find (ƒ ○ g)(−2).

asked May 26, 2014 in PRECALCULUS by bilqis Pupil

#solving-equations
#evaluating-functions
#geometric-series
#sequence-series
#functions

For the functions ƒ(x) = loga(x) and g(x) = logb(x), for what value(s) of x is ƒ(x) = g(x)?

asked May 21, 2014 in PRECALCULUS by bilqis Pupil

#evaluating-functions
#functions
#sequence-series
#geometric-series
#solving-equations

can you help with radical and rational functions, please?

asked May 9, 2014 in PRECALCULUS by bilqis Pupil

#fraction
#lcd
#lcm
#solving-equations
#solving-inequalities

can YOU help with rational and radical functions, please?

asked May 9, 2014 in PRECALCULUS by bilqis Pupil

#fraction
#lcd
#lcm
#solving-equations
#solving-inequalities

3x+4y=15 and 2x-4y=30 Solving systems of Equations using Substitution and elimination

asked Dec 2, 2013 in ALGEBRA 1 by payton Apprentice

system-of-equations
elimination-method
substitution-method

Use elimination to solve: x/3 + 4y = 30 and 2x - y = 5.

asked Mar 17, 2014 in ALGEBRA 1 by andrew Scholar

system-of-equations
solving-equations
elimination-method

Please help with easy precaculusl questions?

asked Sep 9, 2014 in PRECALCULUS by anonymous

#solving-equations

Solve the equation. (Enter your answers as a comma-separated list.)

asked Jul 16, 2014 in ALGEBRA 2 by anonymous

#solving-equations

Find for the functions provided:

asked Jun 11, 2014 in PRECALCULUS by bilqis Pupil

graphing-quadratic-functions
vertex-intercepts
#functions
#evaluating-functions
#solving-equations

Find a rational function for the graph provided.

asked Jun 11, 2014 in PRECALCULUS by bilqis Pupil

#roots-of-polynomials
#polynomial-function
#quadratic-functions
#graphing-functions
#solving-equations

Identify a horizontal or vertical stretch or compression of the function

asked Jun 10, 2014 in PRECALCULUS by bilqis Pupil

#roots-of-polynomials
#solving-equations
#polynomial-function
#quadratic-functions
#graphing-functions

Determine whether the relation is a function: {(a, b), (c, d), (a, c)}.

asked Jun 10, 2014 in PRECALCULUS by bilqis Pupil

#solving-equations
#polynomial-function
#functions
#equation-of-a-line
#slope-of-a-line-through

Is the graph of the function shown in the graph below one-to-one? Why?

asked May 26, 2014 in PRECALCULUS by bilqis Pupil

#polynomial-function
#roots-of-polynomials
#graphing-functions
#quadratic-functions
#solving-equations

exponential functions?

asked May 13, 2014 in PRECALCULUS by bilqis Pupil

#lcm
#fraction
#lcd
#solving-inequalities
#solving-equations

Copyright © 2024 MATHSKEY. All Rights Reserved. Sitemap|Terms Of Use|Disclaimer|Contact Us|FAQ

...