The expression is .
(Substitute 5 for a = 5 and b = 7)
(Multiply 5 and 7: )
The value of the expression is 35.
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=f258dad0e954e69520ad0f883f303ee2.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=fe8a1b07c12d07422646729d1782efeb.png\")
(Substitute 5 for a = 5 and b = 7)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=9475cec8b9d9befd9e46da4543c1f31d.png\")
(Multiply 5 and 7: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=a72e7a2c5383b9baf7cba11a60a8faf1.png\")
)![\"\"](\"/userfiles/image/steps_images/solution.JPG\")