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choli [55]
3 years ago
12

Solve the equation. x+7=−8

Mathematics
2 answers:
dimulka [17.4K]3 years ago
4 0
X+7=-8
You are trying to get x on its own so you will subtract 7 from both sides. 
x+7-7=-8-7
This simplifies to x= -8-7
A negative plus a negative equals a negative. So -8-7 equals -15
Your final answer is x=-15
Andrei [34K]3 years ago
3 0
Solution 

1) <span>Subtract <span>7</span> from each side
</span><span><span>x=−8−7
</span></span>
2) <span>Simplify <span><span>−8−7</span></span> to <span><span>−15</span></span>
</span><span><span>x=−15 
</span></span><span>


</span>
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