If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
(5y2 + -7y + 4) + -1(3y2 + -7y + 7) = 0
Reorder the terms:
(4 + -7y + 5y2) + -1(3y2 + -7y + 7) = 0
Remove parenthesis around (4 + -7y + 5y2)
4 + -7y + 5y2 + -1(3y2 + -7y + 7) = 0
Reorder the terms:
4 + -7y + 5y2 + -1(7 + -7y + 3y2) = 0
4 + -7y + 5y2 + (7 * -1 + -7y * -1 + 3y2 * -1) = 0
4 + -7y + 5y2 + (-7 + 7y + -3y2) = 0
Reorder the terms:
4 + -7 + -7y + 7y + 5y2 + -3y2 = 0
Combine like terms: 4 + -7 = -3
-3 + -7y + 7y + 5y2 + -3y2 = 0
Combine like terms: -7y + 7y = 0
-3 + 0 + 5y2 + -3y2 = 0
-3 + 5y2 + -3y2 = 0
Combine like terms: 5y2 + -3y2 = 2y2
-3 + 2y2 = 0
Solving
-3 + 2y2 = 0
Solving for variable 'y'.
Move all terms containing y to the left, all other terms to the right.
Add '3' to each side of the equation.
-3 + 3 + 2y2 = 0 + 3
Combine like terms: -3 + 3 = 0
0 + 2y2 = 0 + 3
2y2 = 0 + 3
Combine like terms: 0 + 3 = 3
2y2 = 3
Divide each side by '2'.
y2 = 1.5
Simplifying
y2 = 1.5
Take the square root of each side:
y = {-1.224744871, 1.224744871}
| 3x+5y=46.5 | | 3y-10=6y+17 | | 3(5)+10=-2(5) | | 3b^2-19b+28=0 | | y=27+.75(73-35) | | -5(2)+19=9 | | -3y^2+2y-20=0 | | ln(x-5)=-2 | | x^2+20x+6=9x-4 | | 2+(5+q)= | | 2v^2-5v-63=0 | | (8y^2-3y+7)-(7y^2-3y+9)= | | 17x-7=13x-15 | | 130=12+.78(x-16) | | 2.1x-3.7=3.3x-10.9 | | u^2-12u+20=0 | | 6(8)-7=41 | | -6(14-7)=x | | -6(14-7)= | | 90=9y | | 5(4)-1=19 | | 44+4m=m-8m | | 4x-(7x+1)+8=10 | | -0.7x+2.19=0.9x+4.79 | | 32x^2+30=0 | | X+12x=78 | | 5v^2=-11+-2 | | 7x+14=5x+4 | | (3c-2)(4c+4)= | | x^3=-13 | | 5(x^2-7)=3(4+x^2)+5 | | 8x^2-28=-9 |