3a+7=5(a-3)

Simple and best practice solution for 3a+7=5(a-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 3a+7=5(a-3) equation:


Simplifying
3a + 7 = 5(a + -3)

Reorder the terms:
7 + 3a = 5(a + -3)

Reorder the terms:
7 + 3a = 5(-3 + a)
7 + 3a = (-3 * 5 + a * 5)
7 + 3a = (-15 + 5a)

Solving
7 + 3a = -15 + 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
7 + 3a + -5a = -15 + 5a + -5a

Combine like terms: 3a + -5a = -2a
7 + -2a = -15 + 5a + -5a

Combine like terms: 5a + -5a = 0
7 + -2a = -15 + 0
7 + -2a = -15

Add '-7' to each side of the equation.
7 + -7 + -2a = -15 + -7

Combine like terms: 7 + -7 = 0
0 + -2a = -15 + -7
-2a = -15 + -7

Combine like terms: -15 + -7 = -22
-2a = -22

Divide each side by '-2'.
a = 11

Simplifying
a = 11

See similar equations:

| 4(4.4w+7)/5=4 | | 196800-x=5x/100 | | -10(s+3)=33 | | 2(4s+4)=96 | | 1.25+5= | | 4/5a^2 | | 21=3+35x-16x^2 | | 54/y=6 | | x=(x+3)(5x-1)-2x | | (2u+3)(u-4)+4u(u-2)= | | ln*(x-12)=30-2x | | 3x+5=2x-z | | (5-3i)3=a+ib | | -x-11=8 | | x^7+130=2 | | 5(c-3)=3(x+8)+1 | | -2x+4=1 | | (2u+3)(u-4)+4u^2(u-2)= | | 49z^2=169 | | 6x^2-2x+27=0 | | (5x+7y)(3x+2y)= | | 28x^2=20x | | -10(x-4+9)+6x+3(x-8)=-41+25 | | 4x-2(7-x)-5x=-18 | | Log(11x+9)=3+log(x+3) | | 3y=3x+2 | | -0.25+y=0.4 | | -2(x+3)-3(2-x)=-19+23 | | -(4x-10)+2(3x+4)= | | 0.25+y=0.4 | | .4x=6-.4y | | 2x-3(x+4)=25-32 |

Equations solver categories