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Anonymous
If 4x=120, x=30.
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2x/3=x/2+20 (2x/3=x/2+20)6 4x=3x+120 4x-3x=120 x=120
80=4x, z=6x. find Z. x=80/4, x=20. z=6x20 z=120 answer= 120
4x-7=5x-2 x=-5
4x times 4x equals 16x2.
If: 4x+(-12) = 8 then 4x = 20 and x = 5