daequan daequan

08-09-2016
Mathematics

contestada

solve for m 4+|7−m|=5 please help!

Respuesta :

texaschic101 texaschic101

08-09-2016

4 + | 7 - m| = 5...we want the absolute value on one side by itself, so we will subtract 4 from both sides.
| 7 - m| = 5 - 4
| 7 - m| = 1

7 - m = 1 -(7-m) = 1
-m = 1 - 7 -7 + m = 1
-m = -6 m = 1 + 7
m = 6 m = 8

so m = 6 or m = 8

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