If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
5x2 + 3 = 138
Reorder the terms:
3 + 5x2 = 138
Solving
3 + 5x2 = 138
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-3' to each side of the equation.
3 + -3 + 5x2 = 138 + -3
Combine like terms: 3 + -3 = 0
0 + 5x2 = 138 + -3
5x2 = 138 + -3
Combine like terms: 138 + -3 = 135
5x2 = 135
Divide each side by '5'.
x2 = 27
Simplifying
x2 = 27
Take the square root of each side:
x = {-5.196152423, 5.196152423}
| 4x+3+2x+5= | | 5m-28=6m+6(8+m) | | 8=4*2+b | | x-9=x/4 | | 9(y+1)+6=2(y+3)-6.5 | | (2w-9)+(-4-5)= | | -2y-6y=-4y-8 | | 12=4+3f+7 | | 15x=x/4 | | 29.38=5s+3.68 | | 2x^2-20x+42x=0 | | 4n-40=-7(-2n+2) | | 2.6=0.3x+5 | | 3(a+2)=8 | | -2(-2p-7)=-2(p+2) | | p+75=8p-93 | | x+-21=28 | | X=4(5x+3)-2 | | y=9+288 | | 4=48 | | 25k=625 | | 10x+20y=60 | | X=4(5x+3-2) | | 8x+32=5 | | 10s+19=s+64 | | 2x^2+6x-8=2x-2 | | -15m=105 | | (5y^2-2)(3y^3-3y+4)= | | 4/5n=8/25 | | 2x-5=17+x | | 0=-36sin(6x) | | 8/9xn=9/10 |