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Simplifying x + (2x + -1) = 7 + -3(x + 1) Reorder the terms: x + (-1 + 2x) = 7 + -3(x + 1) Remove parenthesis around (-1 + 2x) x + -1 + 2x = 7 + -3(x + 1) Reorder the terms: -1 + x + 2x = 7 + -3(x + 1) Combine like terms: x + 2x = 3x -1 + 3x = 7 + -3(x + 1) Reorder the terms: -1 + 3x = 7 + -3(1 + x) -1 + 3x = 7 + (1 * -3 + x * -3) -1 + 3x = 7 + (-3 + -3x) Combine like terms: 7 + -3 = 4 -1 + 3x = 4 + -3x Solving -1 + 3x = 4 + -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. -1 + 3x + 3x = 4 + -3x + 3x Combine like terms: 3x + 3x = 6x -1 + 6x = 4 + -3x + 3x Combine like terms: -3x + 3x = 0 -1 + 6x = 4 + 0 -1 + 6x = 4 Add '1' to each side of the equation. -1 + 1 + 6x = 4 + 1 Combine like terms: -1 + 1 = 0 0 + 6x = 4 + 1 6x = 4 + 1 Combine like terms: 4 + 1 = 5 6x = 5 Divide each side by '6'. x = 0.8333333333 Simplifying x = 0.8333333333
| 41=3x/2-10 | | 3x+7x-7=21 | | 432/73 | | 5(x-2)-8=6x-(5k-3) | | 73/432 | | 4x^2+31x-45=0 | | 3x+4y=93 | | 6x-y=46 | | 2x^2+23+7= | | 3x+4y=93xy | | (x*0.2)+x=2000 | | 21.95=.85d+4.95 | | 2.95=.85d+4.95 | | (x*0.2)+x=1000 | | 7x+2=90 | | f(x)=-2x*2-8x-10 | | 12x^3+32x^2+84x=0 | | 4.9t^2-40t-30=0 | | y-18y^2+80y=0 | | 12=120/10 | | 3.75x=1.25 | | y=-2x^2-16x+13 | | 7y^4+11y^3-6y^2=0 | | 4x+5(3)=-7 | | 5x-y=38 | | 7m-10=60 | | P=EI-RI^2 | | 2y^4+3y^3-9y^2=0 | | 9x+5=33+2x | | -5(r+6)=-86 | | 10x-2=4x-4 | | 3y^4-7y^3-6y^2=0 |