4(7r+7)=-4(1-r)+8r

Simple and best practice solution for 4(7r+7)=-4(1-r)+8r 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 4(7r+7)=-4(1-r)+8r equation: 


Simplifying
4(7r + 7) = -4(1 + -1r) + 8r

Reorder the terms:
4(7 + 7r) = -4(1 + -1r) + 8r
(7 * 4 + 7r * 4) = -4(1 + -1r) + 8r
(28 + 28r) = -4(1 + -1r) + 8r
28 + 28r = (1 * -4 + -1r * -4) + 8r
28 + 28r = (-4 + 4r) + 8r

Combine like terms: 4r + 8r = 12r
28 + 28r = -4 + 12r

Solving
28 + 28r = -4 + 12r

Solving for variable 'r'.

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

Add '-12r' to each side of the equation.
28 + 28r + -12r = -4 + 12r + -12r

Combine like terms: 28r + -12r = 16r
28 + 16r = -4 + 12r + -12r

Combine like terms: 12r + -12r = 0
28 + 16r = -4 + 0
28 + 16r = -4

Add '-28' to each side of the equation.
28 + -28 + 16r = -4 + -28

Combine like terms: 28 + -28 = 0
0 + 16r = -4 + -28
16r = -4 + -28

Combine like terms: -4 + -28 = -32
16r = -32

Divide each side by '16'.
r = -2

Simplifying
r = -2

See similar equations:

| 81/27 | | (3/8)(4/9) | | w=7(3.14)b | | 2n+20=8n+25-5n | | m+2m-6m-4= | | 12.8?+3.7=35.7 | | 4x-4=-7 | | 4x-4=--7 | | 3k/5-1/5=k/5 | | 9(x-5)=8(x-5) | | (55-x)+x=371 | | -8x-2/3x^2+6x+3=-1/2 | | A=HS | | 24-x=35 | | -7=m/3 | | -30=-9-2 | | 10x=x+90 | | A+B+B+B+80+90=P+100 | | Y=6-5*-1 | | 44(-7+6,5)x3/-10-1 | | -13+57= | | 2(1/4)+6(3/8) | | -55+46= | | 0.003(x+5)=0.008x+0.010 | | 6+4=60 | | 72=x/3 | | 0.05x+0.70(140-x)=-0.15x | | 20x-7=9+12 | | -0.10(42)+0.65x=0.05(x-12) | | 21/4+63/8 | | 2((z-1)(z-1))=20 | | U/4=84 |

Equations solver categories