3 years ago

4(7x +49) = 112 what is x

Mathematics

2 answers:

sladkih [1.3K]3 years ago

5 0

Answer:

-3

Step-by-step explanation:

Divide both sides by 4

7x+49 = 28

Subtract 49 from both sides

7x = -21

Divide by 7

x = -3

trasher [3.6K]3 years ago

4 0

Answer:

x = -3

Step-by-step explanation:

4 (7x + 49) = 112 divide both sides by 4

4 ÷ 4(7x + 49) = 112

7x + 49 = 28 now subtract 49 from both sides

7x + 49 - 49 = 28 - 49

7x = -21

x = -3

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