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27 votes
27 votes
Can anyone explain this step-by-step?
4(10x - 20) = 2,000

User DominikHelps
by
3.2k points

1 Answer

22 votes
22 votes

Answer: x = 52

Explanation:

You'd first deal with the 4 outside the parentheses, multiplying 10x-20 by 4. This would result in 40x - 80 = 200.

You'd then further isolate x, adding 80 on both sides, resulting in 40x = 2080. Divide by 40 on both sides and You'd get your answer of x = 52.

User Pablorc
by
3.0k points
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