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PtichkaEL [24]
3 years ago
15

7(5x + 9) = 12 - (x +9)

Mathematics
1 answer:
den301095 [7]3 years ago
8 0

Answer:

\frac{-5}{3} is the answer

Step-by-step explanation:

7(5x+9)=12+−1(x+9)(Distribute the Negative Sign)

7(5x+9)=12+−x+−9

(7)(5x)+(7)(9)=12+−x+−9(Distribute)

35x+63=12+−x+−9

35x+63=(−x)+(12+−9)(Combine Like Terms)

35x+63=−x+3

Add x to both sides.

35x+63+x=−x+3+x

36x+63=3

subtract 63 from both sides.

36x+63−63=3−63

36x=−60

Divide both sides by 36.

\frac{36x}{36} =\frac{-60}{36}\\

-5/3 is the answer.

ik this doesnt make any sense but hope this helps

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3 years ago
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