7+2(a-3)=9

Simple and best practice solution for 7+2(a-3)=9 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 7+2(a-3)=9 equation:


Simplifying
7 + 2(a + -3) = 9

Reorder the terms:
7 + 2(-3 + a) = 9
7 + (-3 * 2 + a * 2) = 9
7 + (-6 + 2a) = 9

Combine like terms: 7 + -6 = 1
1 + 2a = 9

Solving
1 + 2a = 9

Solving for variable 'a'.

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

Add '-1' to each side of the equation.
1 + -1 + 2a = 9 + -1

Combine like terms: 1 + -1 = 0
0 + 2a = 9 + -1
2a = 9 + -1

Combine like terms: 9 + -1 = 8
2a = 8

Divide each side by '2'.
a = 4

Simplifying
a = 4

See similar equations:

| 5y^2+3xy-2x^2=0 | | -3(4t-5)+8t=5t-4 | | -2(5t-3)+8t=7t-7 | | c=g | | 7g+14-5g=8 | | 4(5n+6-n)= | | 2+y+46=478848 | | 2t+8-t=3 | | -(-7x)=(-90) | | 3h-5h+11=18 | | 2(4x+9)=8x+18 | | -(6y+4)-(-5y-7)=-1 | | 3(x+1)=6(2x-1) | | logy=1.4 | | 7-4x=x+8 | | 6.5x=12 | | Y^2-2y=x^3+2x^2+2x+C | | y=3.0 | | 5x+7=38 | | logY=3.0 | | y=3.6 | | 6y+2y-1= | | 0.20x+0.35(50)=29.5 | | -7(3p+3)-37=4(5p+6) | | 6x+2=-(x-16) | | -46+12y+4=4(4y-5)-6 | | (3x+7)(3x-7)= | | -3(w-3)=-9 | | -25=5(y+1) | | 16t^2-102t-455=0 | | -2y-8=8y+22 | | -5(x-3)-28=-13 |

Equations solver categories