mdbar321
mdbar321
14-09-2017
Mathematics
contestada
Solve 2x - 9 - 7x = 11. A. -4 B. -1/4 C.2/5 D. 4
Respuesta :
KaidenMoore
KaidenMoore
14-09-2017
A. -4
-5x divided by 20 = -4
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jmtorres3423
jmtorres3423
14-09-2017
2x-9-7x=11
(add common terms together)
-5x-9=11
(get x alone and positive on one side of the equation)
5x=-20
x=-4
Answer Link
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