If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 2a2 + -15a + 28 = 0 Reorder the terms: 28 + -15a + 2a2 = 0 Solving 28 + -15a + 2a2 = 0 Solving for variable 'a'. Factor a trinomial. (7 + -2a)(4 + -1a) = 0Subproblem 1
Set the factor '(7 + -2a)' equal to zero and attempt to solve: Simplifying 7 + -2a = 0 Solving 7 + -2a = 0 Move all terms containing a to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -2a = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -2a = 0 + -7 -2a = 0 + -7 Combine like terms: 0 + -7 = -7 -2a = -7 Divide each side by '-2'. a = 3.5 Simplifying a = 3.5Subproblem 2
Set the factor '(4 + -1a)' equal to zero and attempt to solve: Simplifying 4 + -1a = 0 Solving 4 + -1a = 0 Move all terms containing a to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1a = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1a = 0 + -4 -1a = 0 + -4 Combine like terms: 0 + -4 = -4 -1a = -4 Divide each side by '-1'. a = 4 Simplifying a = 4Solution
a = {3.5, 4}
| -7p+24=-8p-7(2p+3) | | 2(k-7)=-28+4k | | ax-by=5dx | | -11=8x | | -13(-12+x)=117 | | 17x-10=12x | | A=Z+pr | | 8(x+2)+3=-2(x-4)-11 | | 10x+6yi=40+18i | | -8x+6=-5x+3 | | 6x+0.5=12.5 | | 8x+1-5x=7 | | -42=7(v+6) | | 7x+8=172 | | 6x=12x-30 | | 4(2.250+3.1)-2.75w=44.9 | | -3x-8(-5x-8)=286 | | -12=3x+5-2 | | -2x-6=-5 | | 6n-4=-88 | | 34-7n=5(-4n-1) | | 4(1.5y+-7)+2y=-4 | | 11+16n=-517 | | 5-6x=3(-7x+8)-4 | | -3h+4=19 | | 10(6x-13)=170 | | -117=9(x+6) | | 3x-5(x-2)=6+5x-24 | | x+40=5x+20 | | 5x-3.3=7.2 | | 79=8m-(-7) | | 3x+75=8x |