If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
3x2 + -4x + -15 = x2 + -4x + 3
Reorder the terms:
-15 + -4x + 3x2 = x2 + -4x + 3
Reorder the terms:
-15 + -4x + 3x2 = 3 + -4x + x2
Add '4x' to each side of the equation.
-15 + -4x + 4x + 3x2 = 3 + -4x + 4x + x2
Combine like terms: -4x + 4x = 0
-15 + 0 + 3x2 = 3 + -4x + 4x + x2
-15 + 3x2 = 3 + -4x + 4x + x2
Combine like terms: -4x + 4x = 0
-15 + 3x2 = 3 + 0 + x2
-15 + 3x2 = 3 + x2
Solving
-15 + 3x2 = 3 + x2
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-1x2' to each side of the equation.
-15 + 3x2 + -1x2 = 3 + x2 + -1x2
Combine like terms: 3x2 + -1x2 = 2x2
-15 + 2x2 = 3 + x2 + -1x2
Combine like terms: x2 + -1x2 = 0
-15 + 2x2 = 3 + 0
-15 + 2x2 = 3
Add '15' to each side of the equation.
-15 + 15 + 2x2 = 3 + 15
Combine like terms: -15 + 15 = 0
0 + 2x2 = 3 + 15
2x2 = 3 + 15
Combine like terms: 3 + 15 = 18
2x2 = 18
Divide each side by '2'.
x2 = 9
Simplifying
x2 = 9
Take the square root of each side:
x = {-3, 3}
| 4y+2(-2)=2 | | .25x-.325=.75x+4.5 | | 8s-8=24 | | 3x^2+12x+16=0 | | 21x-2y=180 | | x^2+4x+16*3=0 | | x(2x-5)=7 | | 2(3x+4)-4(x-2)=3(2x+8)-3(2x-3) | | 2(3x+4)-4(x-2)=3(x+8)-3(4x-3) | | 2(3x+4)-4(x-2)=2(x+8)-3(4x-2) | | 3(2x+2)-4(x-3)=2(x+9)-3(4x-2) | | 2x-2+2(2x+4)=3(4-2x)-2(x+4) | | 3x-2+2(2x+4)=3(4-2x)-2(x+4) | | .456=0.3(7n-31.2) | | 7x-42=63 | | 14x-8y=10 | | 9/8/3= | | w^4-w^2=0 | | 11/8/3= | | 12x^2-84x+2=0 | | 4(x^2)+12x-10=4 | | M^2=24m | | 2x^2-2x=40 | | -3+2x=25 | | 8x^2-16x=192 | | 4(x^2)+12x-14= | | (X+6)(x+3)=-2 | | 2x^3-21x+13=0 | | Y^2-162=0 | | 7/12-2= | | 12x^2-24=0 | | 50x-100x+75x=25 |