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Mathematics
Braxton Armstrong
24 September, 18:11
X+31=2 (x+21) solve for x
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Whitney Williamson
24 September, 18:22
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x+31=2 (x+21)
distribute
x+31 = 2x+42
subtract x from each side
31 = x+42
subtract 42 from each side
-11 = x
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Kaliyah Wall
24 September, 19:21
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Answer: x=-11
Step-by-step explanation:
x+31=2 (x+21),
x+31=2x+42
x+31-31=2x+42-31
x=2x+11
x-2x=2x+11-2x
-x=11
x=-11
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