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Rzqust [24]
3 years ago
14

What is the value of x? x + 3 = - 9 Enter your answer in the box.

Mathematics
2 answers:
kow [346]3 years ago
3 0

Move +3 to the right side of the equal sign (which becomes -3) in order to combine the numbers to find x:

x=-9-3

-9-3 is -12

x=-12

Stels [109]3 years ago
3 0

x + 3 = -9    <em>subtract 3 from both sides</em>

x + 3 - 3 = -9 - 3

<h3>x = -12</h3>
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