beatrizag96B
beatrizag96B
12-06-2015
Mathematics
contestada
Solve for x: 2x + 5 = -7
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Аноним
Аноним
12-06-2015
2x+5= -7
2 x -6 +5 = -7
-12 + 5=-7
-7 = -7
x=-6
Answer Link
yoco63
yoco63
12-06-2015
2x + 5 = -7
2x = -5 -7
2x = -12
x= -6
2(-6) + 5 = -7
-12 + 5 = -7
-7 = -7 True
Answer Link
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