3r^2-16r^2-7=5

Simple and best practice solution for 3r^2-16r^2-7=5 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 3r^2-16r^2-7=5 equation:


Simplifying
3r2 + -16r2 + -7 = 5

Reorder the terms:
-7 + 3r2 + -16r2 = 5

Combine like terms: 3r2 + -16r2 = -13r2
-7 + -13r2 = 5

Solving
-7 + -13r2 = 5

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Add '7' to each side of the equation.
-7 + 7 + -13r2 = 5 + 7

Combine like terms: -7 + 7 = 0
0 + -13r2 = 5 + 7
-13r2 = 5 + 7

Combine like terms: 5 + 7 = 12
-13r2 = 12

Divide each side by '-13'.
r2 = -0.9230769231

Simplifying
r2 = -0.9230769231

Reorder the terms:
0.9230769231 + r2 = -0.9230769231 + 0.9230769231

Combine like terms: -0.9230769231 + 0.9230769231 = 0.0000000000
0.9230769231 + r2 = 0.0000000000

The solution to this equation could not be determined.

See similar equations:

| W/2=26 | | 3r^2-4416-7=5 | | 6(2+5)= | | 5+y=4y | | y+5y=9d | | (px+2)(3x+q)=rx^2+x-2 | | 3x+2+31=180 | | 3k^2+15k+14=0 | | -2(x+3)-x=-x-4(z+2) | | 4.5x+2(-3)=48 | | -186-6x=8x+66 | | 5x^2+3x+35=0 | | 5x-9x=6x+30 | | k=19 | | 2x-22y=-20 | | -2(y+3)=-3(y-4) | | 3(2z+2)=5(11-3x) | | 5/7d=15 | | 380=10(7x-18) | | 9x+10=5x-2 | | x-109=5x+7x | | (15x^4)-(60x^2)=15x^2(x^2-4) | | -8(x-8)-8=4-9x | | 2.2x+3(-3)=2 | | 4x^9+7=0 | | 12x^2+10X+5=0 | | 5k+3=45-k | | -3(2)-6+10(-4)= | | 8(2)+x(2)=11(2) | | 5(7y+5)-15y=65 | | 16000000=.7x^2-4.3x+5.5 | | 8(2)+11(2)=x(2) |

Equations solver categories