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What is the answer to this problem 8x-2=-9+7×
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Sep 2, 2016
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What is the answer to this problem
8x-2=-9+7×
Mathematics
high-school
XReprisal
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you want like terms on the same side. so you want x on the same side
subtract 7x from 8 x = x
add 2-9 = -7
now you have x= -7
Bobby Woolf
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Sep 5, 2016
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Bobby Woolf
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8x−2=−9+7x
Simplify:
8x−2=−9+7x
8x+−2=−9+7x
8x−2=7x−9
Subtract 7x from both sides.
8x−2−7x=7x−9−7x
x−2=−9
Add 2 to both sides.
x−2+2=−9+2
x=−7
Monia
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Sep 8, 2016
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Monia
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