SOLVE THE FOLLOWING EQUATION A)15(x-1)+4x(x+3)=2(7+x)
B) 3(5z-7)+2(9z-11)=(8z-7)-111
C) 8(x+3) - (6-2x)=2 (x-2) - 5(5-x)
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Step-by-step explanation:
a) 15x-15+4x²+12x= 14+2x
4x²+27x-15=14+2x
4x²-25x-29=0
4x²+4x-29x-29=0
4x(x+1)-29(x+1)=0
x=29/4 or -1
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