2 years ago

Solve the following equation for a number x. verify that your solution is correct 7(2x+5=4x-9-x

Mathematics

1 answer:

Kisachek [45]2 years ago

8 0

7(2x+5)=4x-9-x
14x+35=3x-9
11x = -44
x = -4

7(2*-4+5)=4*-4-9--4
7(-3)=-21
-21=-21. so it checks out and x = -4

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