2(9)+5y=21

Simple and best practice solution for 2(9)+5y=21 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 2(9)+5y=21 equation: 


Simplifying
2(9) + 5y = 21

Multiply 2 * 9
18 + 5y = 21

Solving
18 + 5y = 21

Solving for variable 'y'.

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

Add '-18' to each side of the equation.
18 + -18 + 5y = 21 + -18

Combine like terms: 18 + -18 = 0
0 + 5y = 21 + -18
5y = 21 + -18

Combine like terms: 21 + -18 = 3
5y = 3

Divide each side by '5'.
y = 0.6

Simplifying
y = 0.6

See similar equations:

| x-25=86 | | 2(4)+5y=21 | | -2p+9=3 | | 10/5k-7=15/5k-3 | | 3-5-2=-7 | | -x=(-51) | | -x=-(-2) | | 5x-3=x+33 | | (2x+57)+(x-17)+(x)=180 | | x/29=3 | | 9*.88*2x=96 | | A=26-2b-2c | | 46=-6a-8 | | 23/2x=2 | | 9*.88*2x=24 | | 7/3x-4=17 | | 9x-8=-44 | | x-35=-93 | | 585=20+2x | | 8x^2+3x=8 | | -10+6h=110 | | 3n+4.5= | | x-(-21)=63 | | (3-3)(6-2)= | | 3(-6g+9)-10g=1 | | 2(7*2/3-4)^2 | | 10x^2+40x-2x-8=0 | | 5x+15+140=180 | | 4200=15x-600 | | 90=3/4x | | -t/4=7 | | -37=x-13 |

Equations solver categories