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Simplifying 0.9 = 0.8 + x + -0.8x Combine like terms: x + -0.8x = 0.2x 0.9 = 0.8 + 0.2x Solving 0.9 = 0.8 + 0.2x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.2x' to each side of the equation. 0.9 + -0.2x = 0.8 + 0.2x + -0.2x Combine like terms: 0.2x + -0.2x = 0.0 0.9 + -0.2x = 0.8 + 0.0 0.9 + -0.2x = 0.8 Add '-0.9' to each side of the equation. 0.9 + -0.9 + -0.2x = 0.8 + -0.9 Combine like terms: 0.9 + -0.9 = 0.0 0.0 + -0.2x = 0.8 + -0.9 -0.2x = 0.8 + -0.9 Combine like terms: 0.8 + -0.9 = -0.1 -0.2x = -0.1 Divide each side by '-0.2'. x = 0.5 Simplifying x = 0.5
| (-4x)(-2x^2)= | | x-21=2x+3 | | (w-3)(w^2+8w+1)= | | 7(x+6)=8(x-4) | | t^2+48t=0 | | (4x)=26 | | 7n^7+9n+5= | | 10.4+4= | | -x^2-12-18=0 | | 10/x=25/20 | | 9(s+10)+7=3s-11 | | f(x)=-2-2x | | rainbow+7=fun | | (n+1)(n^2+4n+5)= | | 2y+4=3-4+5y | | 16x-5+91=180 | | -28=6(2c-7) | | 100+8x+8=180 | | 5k^2+10=90 | | 4x+14=-58 | | p/4plus13=21 | | 2y+-8x=0 | | 2y=5(3+y) | | 55+x+127=180 | | 9(p+10)+5=4p-5 | | 2.8(302.75+-0.3571428571y)+y=847.70 | | 2+2=21 | | 112+11x+13=180 | | 2.8x+y=847.70 | | 9d+3+5d=-18 | | 76=5y-9 | | 80+25x=180 |