Science

Math

Humanities

... and beyond

Socratic Meta
Featured Answers

Topics

How do you solve #7( 2x + 7) = 4+ 5x#?

1 Answer

Elias · Stefan V.

Apr 17, 2018

#x=-5#

Explanation:

#7(2x+7) = 4 +5x#

Distribute: #" "14x +49 = 4 +5x#
Simplify: #" "14x +49 -5x =4 +5x -5x#
#" "9x+49 = 4#
Addition property of equality: #" " 9x+49 -49= 4- 49#

So

#9x= -45#

#(9x)/9 = (-45)/9#

#x= -5#

Related questions

See all questions in Multi-Step Equations with Like Terms

Impact of this question

1499 views around the world

You can reuse this answer
Creative Commons License