B. Une cada ecuación con su solución
1. 7m-3 = -38
2.
16 - 9m +2= 27
3.
10-2x = 14
1. 7m-3 = -38
2.
16 - 9m +2= 27
3.
10-2x = 14
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Explicación paso a paso:
1.
7m = -38 + 3
7m = - 35
m = -5
2.
16 - 9m + = 27
9m= 27 - 16
9m = 18
m= 18 /9
m = 2
3.
10-2x =14
2x=14 - 10
2x = 4
x = 4/2
x = 2
Espero ayudarte :D