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Simplifying 12 = -3x Solving 12 = -3x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3x' to each side of the equation. 12 + 3x = -3x + 3x Combine like terms: -3x + 3x = 0 12 + 3x = 0 Add '-12' to each side of the equation. 12 + -12 + 3x = 0 + -12 Combine like terms: 12 + -12 = 0 0 + 3x = 0 + -12 3x = 0 + -12 Combine like terms: 0 + -12 = -12 3x = -12 Divide each side by '3'. x = -4 Simplifying x = -4
| y+7=9 | | (4x-9)+8(x+3)-7x= | | 11t+5(1-3t)= | | 7(2r-3s)+9r+5s= | | 16=n+6 | | x-(0.275*(x-457.49)-790.58)-457.49=10000 | | q+10=22 | | -8b+7b= | | -29+5x=8(x-6)-5 | | m+9=17 | | -16n-16n= | | b-4=9 | | -(2-x)-3(6+8x)-12= | | 8=c-4 | | 0.44n+6=1.33 | | 11=t-7 | | 8(x+3)+8=5x-22 | | d-10=8 | | -12g+9g-3= | | x-(0.275*(x-457.49)-790.58)-457.49-790.58=10000 | | 6x+(14x-5)+(17-3x)= | | 18=9+y | | -4x^2-72=0 | | 11=-x+15 | | x-(0.275*(x-457.49))-457.49-790.58=10000 | | 2m+4=24 | | k^2+3k-18=0 | | 0.75(x-12)=3 | | x-(0.275*(x-457.49))-457.49=10000 | | 4(-3x-5)-(10+4x)= | | -15p+20p-10q-5q= | | 4x^2-9x=-25 |