3(x + 2) - 2(x - 1) = 7
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Answered by
1
3 (x + 2) - 2 (x - 1) = 7
3x + 6 - 2x + 2 = 7
x + 8 = 7
x = 7 - 8
x = - 1
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Answered by
0
Answer:
X = 3
Step-by-step explanation:
=> 3(x + 2) - 2(x - 1) = 7
=> 3x + 3×2 - 2x + 2×1 = 7
=> 3x - 2x + 6 + 2 - 7 = 0
=> x + 8 - 7 = 0
=> x + 1 = 0
=> x = - 1
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