21+15a=

Simple and best practice solution for 21+15a= 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 21+15a= equation:


Simplifying
21 + 15a = 0

Solving
21 + 15a = 0

Solving for variable 'a'.

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

Add '-21' to each side of the equation.
21 + -21 + 15a = 0 + -21

Combine like terms: 21 + -21 = 0
0 + 15a = 0 + -21
15a = 0 + -21

Combine like terms: 0 + -21 = -21
15a = -21

Divide each side by '15'.
a = -1.4

Simplifying
a = -1.4

See similar equations:

| s=p-0.06(4)-3 | | -52x=0 | | 8(3s+5)=136 | | 3a+4=1+14 | | 8(3s+5)=126 | | 21x-1=0 | | 7x-7=9+3x | | 11x-2(x-6)=9(x+1)+9 | | 0.03-0.02(x-2)=-0.05(3-x) | | y=95000*0.2x | | s=p-0.06z-3 | | 2A+5A=43568 | | 3(a-10)=15 | | e*x-2=0 | | 4p^2=0 | | 0.12(y-4)+0.10y=0.02y-2 | | 10w=4200 | | A=91*68 | | 9y+3=3y+13 | | p^2q+pq^2=0 | | 2.8+6+0.2y=5y-14 | | 56a+90+85a=92 | | 10x(5-3)= | | 30+12=e-12 | | 4(x+24)=5(x+6) | | 3x^2-21=18x | | 4(3z-1)-4(z+1)=5(z+1) | | 3x+x+2=21-x*6 | | 4x+3=2x*9 | | x(x-7)=260 | | 4(x-2)=-2(x-13) | | 20p+16= |

Equations solver categories