If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
7x2 + 5 = 4x2 + 12
Reorder the terms:
5 + 7x2 = 4x2 + 12
Reorder the terms:
5 + 7x2 = 12 + 4x2
Solving
5 + 7x2 = 12 + 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.
5 + 7x2 + -4x2 = 12 + 4x2 + -4x2
Combine like terms: 7x2 + -4x2 = 3x2
5 + 3x2 = 12 + 4x2 + -4x2
Combine like terms: 4x2 + -4x2 = 0
5 + 3x2 = 12 + 0
5 + 3x2 = 12
Add '-5' to each side of the equation.
5 + -5 + 3x2 = 12 + -5
Combine like terms: 5 + -5 = 0
0 + 3x2 = 12 + -5
3x2 = 12 + -5
Combine like terms: 12 + -5 = 7
3x2 = 7
Divide each side by '3'.
x2 = 2.333333333
Simplifying
x2 = 2.333333333
Take the square root of each side:
x = {-1.527525232, 1.527525232}
| x^4-42x^2-343=0 | | 6q+4=3q-2 | | 3m+11=5m+3 | | lg(3x-6)*lg(2x-3)=0 | | 3x+16=x-24 | | 2u-3=7 | | 3n+5+2n= | | -3u-2=4 | | -20x+2x^2=-24 | | x(x-1)-6(x-2)=0 | | factorx^2(a+b)-11x(a+b)+18(a+b)= | | 1750+15x=0 | | 21x^4-6x^3+42x^2-12x= | | 3x^2/5=0 | | .19=x+1.45(.14-x) | | 7/10/3/20 | | x^2(a+b)-11x(a+b)+18(a+b)= | | 15g+23=99 | | (X-3)2-4=0 | | 4x+6(x+0,05)=4,80 | | 5(x+1)-3(x-2)=48 | | 3n+48=7-2N-4 | | 56-x+5-8x=36 | | 35+40x+5x^2= | | 60+6x=0 | | 18+4(3c-1)= | | 16-j=8 | | (5x+9)(7x-4)= | | 16-3x=5x-32 | | a^2+289=484 | | 13x^3-x^2-26x+2=0 | | 3x-5(x+1)=13 |