If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
51 = 4x2 + -13
Reorder the terms:
51 = -13 + 4x2
Solving
51 = -13 + 4x2
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-4x2' to each side of the equation.
51 + -4x2 = -13 + 4x2 + -4x2
Combine like terms: 4x2 + -4x2 = 0
51 + -4x2 = -13 + 0
51 + -4x2 = -13
Add '-51' to each side of the equation.
51 + -51 + -4x2 = -13 + -51
Combine like terms: 51 + -51 = 0
0 + -4x2 = -13 + -51
-4x2 = -13 + -51
Combine like terms: -13 + -51 = -64
-4x2 = -64
Divide each side by '-4'.
x2 = 16
Simplifying
x2 = 16
Take the square root of each side:
x = {-4, 4}
| p/-6=-7 | | ab-12c=3forc | | 2cos(x)+3=2 | | 5p^2=-2p | | xy+6z=9forx | | 7/9d=11 | | y=((2b^3)c)(5ab^2) | | x^2+4x-729=0 | | 12+4m=3 | | 3x-9=(-19) | | r^2*2r=0 | | 15+6b+6b=4b-1-6b | | 2+0.6*x=2 | | 0=-192+x^2+4x | | 7n^2=-35+54n | | 4(x-5+2)=44 | | 192=x^2+4x | | 1/7/2/3 | | 7m^2-12=-17m | | 9(x+9)=10 | | 7(x+2)+3=3x+4(4+x) | | 3v-6v=-30 | | -2x+1=4x+1 | | 7/x^2-49-(7/x^2-49 | | 3x^2y/15x | | 2a+2=a+1 | | (7w-2)(2w+1)=0 | | y^2+4x-10y+17=0 | | -x+45=4x+5 | | 7x^2-8-55x=0 | | 2(x)-5=8(x)+7-6(x) | | 6/7*2/3=x |