If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-5x-(-4x+7)=21
We simplify the equation to the form, which is simple to understand
-5x-(-4x+7)=21
Remove unnecessary parentheses
-5x+4x-7=21
We move all terms containing x to the left and all other terms to the right.
-5x+4x=+21+7
We simplify left and right side of the equation.
-1x=+28
We divide both sides of the equation by -1 to get x.
x=-28
| 3x+2=98.7 | | N^3+2n^2-15n=0 | | 4-(-v)=12 | | -5(3x-6)=2(x-15)-43 | | 8m^2-11m+7=-6m+10 | | Y=13/6x | | 4y^2(9y^3+8y^2-11)=equation | | 4+3x=5(-x+4)-32 | | Y=13/6 | | 15x+15y=44 | | 7x=71.75 | | logx=-2.314 | | -4x-49=29-x | | solve(6*0.95=(5/6)^x,x) | | log(2)=2.88 | | 6^2x3-(2^4/4) | | 3x+2(2x+1)=4 | | x^2*4234980=63712847y | | 3x+4x+11x=180 | | 4x-24=log(x)1 | | y+10=5y | | 5y^2+14y+16=0 | | 14-44=3(x-5)-3 | | x+3409=x | | 129083989080-(x^4)=y | | 2x+18=11x-75 | | 4x^2=4x-6 | | -67+2x=7x+38 | | 4(3x-6)=3(3x-6)+9 | | 7p^2+33p-10=0 | | 12x=6x-12 | | 1+1=45x |