(9y^2-5y+6)-(7y^2-5y+5)=

Simple and best practice solution for (9y^2-5y+6)-(7y^2-5y+5)= 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 (9y^2-5y+6)-(7y^2-5y+5)= equation:


Simplifying
(9y2 + -5y + 6) + -1(7y2 + -5y + 5) = 0

Reorder the terms:
(6 + -5y + 9y2) + -1(7y2 + -5y + 5) = 0

Remove parenthesis around (6 + -5y + 9y2)
6 + -5y + 9y2 + -1(7y2 + -5y + 5) = 0

Reorder the terms:
6 + -5y + 9y2 + -1(5 + -5y + 7y2) = 0
6 + -5y + 9y2 + (5 * -1 + -5y * -1 + 7y2 * -1) = 0
6 + -5y + 9y2 + (-5 + 5y + -7y2) = 0

Reorder the terms:
6 + -5 + -5y + 5y + 9y2 + -7y2 = 0

Combine like terms: 6 + -5 = 1
1 + -5y + 5y + 9y2 + -7y2 = 0

Combine like terms: -5y + 5y = 0
1 + 0 + 9y2 + -7y2 = 0
1 + 9y2 + -7y2 = 0

Combine like terms: 9y2 + -7y2 = 2y2
1 + 2y2 = 0

Solving
1 + 2y2 = 0

Solving for variable 'y'.

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

Add '-1' to each side of the equation.
1 + -1 + 2y2 = 0 + -1

Combine like terms: 1 + -1 = 0
0 + 2y2 = 0 + -1
2y2 = 0 + -1

Combine like terms: 0 + -1 = -1
2y2 = -1

Divide each side by '2'.
y2 = -0.5

Simplifying
y2 = -0.5

Reorder the terms:
0.5 + y2 = -0.5 + 0.5

Combine like terms: -0.5 + 0.5 = 0.0
0.5 + y2 = 0.0

The solution to this equation could not be determined.

See similar equations:

| 20=5N | | 75.00+25.00h=0.00+40.00h | | 0.00+40.00h=0 | | 0.00+40.00h=760.00 | | x=110000/22 | | 75.00+25.00h=760.00 | | 75.00+25.00h=162.50 | | -9(v+4)+3v+6=8v+6 | | 10ab^3+2ab^3-4ab^3= | | 13v+6w= | | 3(2)-2y=6 | | .85*19= | | 8g=7g-2 | | -1/6x-8=-1 | | 105*16= | | 2+3=y | | 4(2)-5y=-7 | | 2y^2+20y-50=0 | | 5(2n+3)=8(8n+2)+6 | | 1/4(5x-1)=8 | | 2.1x+2.9=-9.7 | | -3(5x-4)+2=-15x+14 | | 37-10x=11 | | 6(x+2)/5=3x-3 | | 5x+12=2x+54 | | 13-9x=208-44x | | 8(2)+2y=8 | | 8+2y=8 | | 2(3x-4)=4x+4 | | 1/8x-1/4 | | -6z-9z=-5z+6+8z | | -2x-7/3=5/3 |

Equations solver categories