Respuesta :
100=-2x+40
100-40=-2x
isolate the variable by subtracting 40 from both sides
60=-2x
divide 60 by -2
-30=x
100-40=-2x
isolate the variable by subtracting 40 from both sides
60=-2x
divide 60 by -2
-30=x
Answer:
-30
Step-by-step explanation:
100= -2x + 40
-40 -40
60= -2x 0
divide -2/-2= 1
divide 60/ -2= -30
X= -30
Hope this helped!
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