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12x - 4 = 7x - 21 12x -7x = -21 + 4 5x = -17 x = -3.4
The answer to -12x minus 17 equals negative 89 is x equals 6.
12x-30=114 12x=114+30 x=144 / 12 therefore x=12
(75y - 12x^2) * y = 75y^2 -12x^2y 75y - (12x^2 * y) = 75y -12x^2y
With the help of the quadratic equation formula