-10.5=5(1-r)+4(r-3)

Simple and best practice solution for -10.5=5(1-r)+4(r-3) 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 -10.5=5(1-r)+4(r-3) equation:


Simplifying
-10.5 = 5(1 + -1r) + 4(r + -3)
-10.5 = (1 * 5 + -1r * 5) + 4(r + -3)
-10.5 = (5 + -5r) + 4(r + -3)

Reorder the terms:
-10.5 = 5 + -5r + 4(-3 + r)
-10.5 = 5 + -5r + (-3 * 4 + r * 4)
-10.5 = 5 + -5r + (-12 + 4r)

Reorder the terms:
-10.5 = 5 + -12 + -5r + 4r

Combine like terms: 5 + -12 = -7
-10.5 = -7 + -5r + 4r

Combine like terms: -5r + 4r = -1r
-10.5 = -7 + -1r

Solving
-10.5 = -7 + -1r

Solving for variable 'r'.

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

Add 'r' to each side of the equation.
-10.5 + r = -7 + -1r + r

Combine like terms: -1r + r = 0
-10.5 + r = -7 + 0
-10.5 + r = -7

Add '10.5' to each side of the equation.
-10.5 + 10.5 + r = -7 + 10.5

Combine like terms: -10.5 + 10.5 = 0.0
0.0 + r = -7 + 10.5
r = -7 + 10.5

Combine like terms: -7 + 10.5 = 3.5
r = 3.5

Simplifying
r = 3.5

See similar equations:

| 7=6t-3 | | 5(4z-1)-5(z+5)=4(z+1) | | 4z+16=21 | | 3(7x+35)=63 | | -6p+9+7p=11 | | -6+9-3=2a+3a | | 12x-4y=60 | | -3w+2+4w=-6+8 | | 0.15x+.05(12-x)=.10(18) | | 176=.80x+16 | | 0.18(6)+0.02x=0.06(24+x) | | 49=-6b+9+2b | | y=.80(100)+16 | | y=.80(50)+16 | | -2x+600=0 | | -(-4w-x)-3(5x-2w)= | | -2x^2+600x=0 | | 12+(-14)= | | -4.9x^2+60= | | 9x-2(x-4)=7x+2 | | 4(5x-20)=20(x-4) | | (-5)+9+(-5)= | | 6(3x-6)=3(6x+7) | | x^2-x-48=0 | | 8-7x-3=44+3x-11 | | 4x^5y^3+36x^3y^2+8xy=0 | | -3(2s+5)=15 | | -2p+7=5-(9p+3) | | 6(7-4x)=18 | | 4x-4(-8)=16 | | 4x-4(0)=16 | | 3+15z-2=9z+92-7z |

Equations solver categories