10=-7r-(9r+2)

Simple and best practice solution for 10=-7r-(9r+2) 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 10=-7r-(9r+2) equation:


Simplifying
10 = -7r + -1(9r + 2)

Reorder the terms:
10 = -7r + -1(2 + 9r)
10 = -7r + (2 * -1 + 9r * -1)
10 = -7r + (-2 + -9r)

Reorder the terms:
10 = -2 + -7r + -9r

Combine like terms: -7r + -9r = -16r
10 = -2 + -16r

Solving
10 = -2 + -16r

Solving for variable 'r'.

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

Add '16r' to each side of the equation.
10 + 16r = -2 + -16r + 16r

Combine like terms: -16r + 16r = 0
10 + 16r = -2 + 0
10 + 16r = -2

Add '-10' to each side of the equation.
10 + -10 + 16r = -2 + -10

Combine like terms: 10 + -10 = 0
0 + 16r = -2 + -10
16r = -2 + -10

Combine like terms: -2 + -10 = -12
16r = -12

Divide each side by '16'.
r = -0.75

Simplifying
r = -0.75

See similar equations:

| z/5 | | 74/14 | | A=2x^2+4(x)(5) | | X(10x+19)=15 | | 7x+3x-5=15 | | 5a-2(a-8)=3+4a | | 16+40x+25x^2=0 | | 4(c+5)=5+c | | x-.28x=7 | | -102=-4(8-3m)+2 | | 1/4w-2=5/4w | | 25a^2+60a+36=0 | | x*5= | | 4x+5y-3=15 | | (2x-3)(x-8)=0 | | 8=4(3+10q)-2q | | 7x+8.8=x+16 | | -(4p+2)=-9p+7 | | h(1)=-16t^2(1)+15(1)+12 | | -6x-7(2x-10)=-70 | | 1.9=5x+3.3 | | x+2x+6+5x=91 | | 2x+-1y=9 | | 3(-5/22)+2 | | 8x^-2/(8x^-1)-4x^-1/(-4x^-3) | | 5x+3(7x+4)=-196 | | 11(-56/107)+7 | | h(-3)=-16t^2(1)+125(1)+3 | | h(114)=-16t^2(1)+95(1)+0 | | 0.4x+14.5=19.3 | | h(0)=-16t^2(1)+20(1)+0.5 | | 5(8x+2)=40x-6 |

Equations solver categories