sandra56
sandra56
18-09-2017
Mathematics
contestada
-7x = -8x +20 what's the value for x
Respuesta :
supdiggity
supdiggity
18-09-2017
x=20, Simply add 8x to both sides of the equation
Answer Link
garciaximena412
garciaximena412
18-09-2017
add 8 on both sides:
-8+8=0
-7+8=1
and the final answer is:
1x=20 or x=20
Answer Link
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