7a-(-9a)=48

Simple and best practice solution for 7a-(-9a)=48 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-(-9a)=48 equation: 


Simplifying
7a + -1(-9a) = 48

Remove parenthesis around (-9a)
7a + -1 * -9a = 48

Multiply -1 * -9
7a + 9a = 48

Combine like terms: 7a + 9a = 16a
16a = 48

Solving
16a = 48

Solving for variable 'a'.

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

Divide each side by '16'.
a = 3

Simplifying
a = 3

See similar equations:

| -4h+11=-5 | | x^2+y^2-4x-10y+29=36 | | x+9=4(2x-3) | | 4x-8x+50=5x+32 | | .04(80x+200)+40=.02(80x+200)+40 | | 5(z+4)=38.7 | | 6(1+8n)+1=7-4n | | 3x^2+33x-9.3=0 | | 8(1+7x)+5=-3 | | (-42+6x)+x=15+-1(-9x+-5) | | -32=-17-d | | -8x+7=-3x-10 | | y=18+8x | | 8(1+7x)=-3 | | 40+.25=25+.45x | | 7x-1+2x+90=180 | | 4P=60-Q | | 8x-3=-27 | | -42-(-4)=x | | .08x+.13(350-x)=.10-350 | | X+x-1+x-2=36 | | 63+4y=-59 | | 15-8w=17 | | 5xy(2x-5y)= | | 8w-15=17 | | log(x)=.88 | | 4(5-5x-5x)+4(9x+9)=12 | | -3x^2-2x-1=f(x) | | 60d^2+50d-40=0 | | (X)+(x-1)+(x-2)=36 | | 10(4x+3)+2=50 | | 3x-583=1667 |

Equations solver categories