7a-9=2a+16

Simple and best practice solution for 7a-9=2a+16 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 7a-9=2a+16 equation:


Simplifying
7a + -9 = 2a + 16

Reorder the terms:
-9 + 7a = 2a + 16

Reorder the terms:
-9 + 7a = 16 + 2a

Solving
-9 + 7a = 16 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
-9 + 7a + -2a = 16 + 2a + -2a

Combine like terms: 7a + -2a = 5a
-9 + 5a = 16 + 2a + -2a

Combine like terms: 2a + -2a = 0
-9 + 5a = 16 + 0
-9 + 5a = 16

Add '9' to each side of the equation.
-9 + 9 + 5a = 16 + 9

Combine like terms: -9 + 9 = 0
0 + 5a = 16 + 9
5a = 16 + 9

Combine like terms: 16 + 9 = 25
5a = 25

Divide each side by '5'.
a = 5

Simplifying
a = 5

See similar equations:

| =cos(8x+6) | | -7.4+6.3= | | (g+4)-3g=1 | | 6600=2(pi)55+2x | | 5x+8=62-4x | | 58cm(-2.5)= | | -2.17=0.35x | | 58cmx(-2.5)= | | 2+2n=4 | | 7x+4(x+12)=14 | | hwl=v | | 3(r+1)-[2(3-2r)-3(3-r)]=(r+5)-4 | | g-c=g+yx | | 3m-2=m(x-3) | | 5(a-4)=45 | | 0=5u+40 | | (n-2)*0.70=8.5 | | 25=-4(2x-3)-11 | | 29cm+2x= | | x=-2(-3.6)-1 | | 12x+5Y=80 | | 7x-39=x+39 | | x-21=-12 | | -37=-4b-1 | | -26=-4(2n+6) | | -3z+21=5z | | 3x-b=3x-7 | | P-7p+22=2 | | -12+3x=-57 | | 2(2y-1)+y=-20 | | 29cm*2x= | | 4f-1=3f+5 |

Equations solver categories