2 years ago

What is a+2 divided by 2 = -1?

Mathematics

1 answer:

yan [13]2 years ago

5 0

$\frac{a+2}{2}=-1\ \ \ /\cdot2\\\\2\cdot\frac{a+2}{2}=-1\cdot2\\\\a+2=-2\ \ \ /-2\\\\a+2-2=-2-2\\\\a=-4$

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