If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
5y2 + 30 = 90
Reorder the terms:
30 + 5y2 = 90
Solving
30 + 5y2 = 90
Solving for variable 'y'.
Move all terms containing y to the left, all other terms to the right.
Add '-30' to each side of the equation.
30 + -30 + 5y2 = 90 + -30
Combine like terms: 30 + -30 = 0
0 + 5y2 = 90 + -30
5y2 = 90 + -30
Combine like terms: 90 + -30 = 60
5y2 = 60
Divide each side by '5'.
y2 = 12
Simplifying
y2 = 12
Take the square root of each side:
y = {-3.464101615, 3.464101615}
| 1-x=0.81 | | 200(L)^(-3/4)=25K | | 2x+3y(7x-2y)=x | | 15k^2-70k+80=0 | | 24=(7x)-(3x) | | 2m`-5/14m`6 | | -7(5r-2)=16+3r | | 10*2^3t/5=1000 | | 16x-7(x+1)=2-9(1-x) | | 8-(5D-2)=19-2D | | 6x+4=x-7 | | 3X+5y+2x-2y= | | (-2)/(1/6)=x | | 7n^3+25n^2-50n=0 | | 2*4/67 | | 27=3.142d | | 2x-2x-7=0 | | 4/7×-1=11 | | y^2+4y=5+0 | | 7-A=42 | | 3tan^2x+4tanx-4=0 | | f(x)=x^6+2x^5-x^4+x^3-9x^2+20 | | 4/8×-=11 | | N^3-2n^2-3n=0 | | 2x+14=94 | | 4cos(2x)+2=0 | | 6m^2-15n=0 | | n^4-6n^3+11n^2-6n-720=0 | | 3y=-36-8x | | 0.20x+60=1.9x-0.001x^2 | | -x^2-14=49 | | https://tepitazo.wordpress.com/2016/03/05/andres-puentes-responde-tus-preguntas-en-el-tepitazo/ |