4(2r+3)-5(2r+1)=

Simple and best practice solution for 4(2r+3)-5(2r+1)= 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(2r+3)-5(2r+1)= equation:


Simplifying
4(2r + 3) + -5(2r + 1) = 0

Reorder the terms:
4(3 + 2r) + -5(2r + 1) = 0
(3 * 4 + 2r * 4) + -5(2r + 1) = 0
(12 + 8r) + -5(2r + 1) = 0

Reorder the terms:
12 + 8r + -5(1 + 2r) = 0
12 + 8r + (1 * -5 + 2r * -5) = 0
12 + 8r + (-5 + -10r) = 0

Reorder the terms:
12 + -5 + 8r + -10r = 0

Combine like terms: 12 + -5 = 7
7 + 8r + -10r = 0

Combine like terms: 8r + -10r = -2r
7 + -2r = 0

Solving
7 + -2r = 0

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 + -2r = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -2r = 0 + -7
-2r = 0 + -7

Combine like terms: 0 + -7 = -7
-2r = -7

Divide each side by '-2'.
r = 3.5

Simplifying
r = 3.5

See similar equations:

| 12+5x=-6+23 | | 10x+5=300-100 | | 2(x-5)+6x= | | 10x+5=200-50 | | 8(-4+8)=192 | | 10x+5=100-50 | | 16=2(a-1)-a | | 8(k-6)= | | 2(-3.4+-1.6y)-7y=-17 | | 15x+5y=-12 | | 10x+5=25-20 | | (9y+4)-(4y-5)= | | 1-4c=17 | | 10x+5=9-5 | | 4q^2-5q=3q-8q+10 | | 8-3(a-4)=4 | | -1(a+4a)=12 | | 5x+10=1x+2 | | 4[d-7]=524 | | 5x+30=6x+4 | | -(a+4a)=-12 | | 5x+20=8x+3 | | 2x+90=5+3x | | 39a-20=36 | | 7n+12=-33 | | -5(3y-9)-y=-2(y-3) | | 4x^2-14x-70=0 | | 1.5x-y=-11.5 | | 8a+a=-4+7a | | 2(x-6)=5(x+1) | | 1.5x*0.5y=78.5 | | 3w-10=11 |

Equations solver categories