If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
3z2 + -18 = 18
Reorder the terms:
-18 + 3z2 = 18
Solving
-18 + 3z2 = 18
Solving for variable 'z'.
Move all terms containing z to the left, all other terms to the right.
Add '18' to each side of the equation.
-18 + 18 + 3z2 = 18 + 18
Combine like terms: -18 + 18 = 0
0 + 3z2 = 18 + 18
3z2 = 18 + 18
Combine like terms: 18 + 18 = 36
3z2 = 36
Divide each side by '3'.
z2 = 12
Simplifying
z2 = 12
Take the square root of each side:
z = {-3.464101615, 3.464101615}
| x+9-68=x+6-11 | | 3(4x-1)=2 | | 13y=y+2y | | -2.5=5(10-0.5p) | | 5/6a=-30 | | y=236-2x | | -64=-5-9 | | 6x-11=3x+16 | | 8n=84+n | | 0.002n+15=2 | | 5(x-1.2)=9.3 | | -24-10x+x^2= | | 8b+30=12b+14 | | 4x-6x+12=-14 | | 7x-17y-40=0 | | 5z-7-z+3=0 | | 5/17x+35 | | x+(-x+13)=8 | | 2w^2-3w+1=0 | | 7+Z=11 | | 2/3x5/7 | | (5m+12n)/(4n) | | -17+25=-2(x+9) | | 6x^2-6x-140=0 | | 2+3x=-2x-38 | | -17+25=2(x+9) | | (7x-11)=(3x+1) | | 9.7=x-2.2 | | 5z-z=5z-8+7z | | 3/4*(-2/9) | | 46=3x | | -15=5(3(3.5)-10)-5(3.5) |