9 x 27 equals 243
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The value of x that solves the equation -243 = 90 - 9x is x = -12.
44 = 9x +8 36=9x 4=x
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You can solve that equation for either x or y. To solve for y: Subtract 9x from both sides to get -4y=7-9x Divide both sides by -4 to get y=-(7-9x)/4 or -1.75+2.25x
9x-5x=4x, 7/4=1.75, x=1.75