5(5a-b)-7(7b-8a)=

Simple and best practice solution for 5(5a-b)-7(7b-8a)= 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 5(5a-b)-7(7b-8a)= equation:


Simplifying
5(5a + -1b) + -7(7b + -8a) = 0
(5a * 5 + -1b * 5) + -7(7b + -8a) = 0
(25a + -5b) + -7(7b + -8a) = 0

Reorder the terms:
25a + -5b + -7(-8a + 7b) = 0
25a + -5b + (-8a * -7 + 7b * -7) = 0
25a + -5b + (56a + -49b) = 0

Reorder the terms:
25a + 56a + -5b + -49b = 0

Combine like terms: 25a + 56a = 81a
81a + -5b + -49b = 0

Combine like terms: -5b + -49b = -54b
81a + -54b = 0

Solving
81a + -54b = 0

Solving for variable 'a'.

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

Add '54b' to each side of the equation.
81a + -54b + 54b = 0 + 54b

Combine like terms: -54b + 54b = 0
81a + 0 = 0 + 54b
81a = 0 + 54b
Remove the zero:
81a = 54b

Divide each side by '81'.
a = 0.6666666667b

Simplifying
a = 0.6666666667b

See similar equations:

| 4(x-1)+1=2x+2(-3+x) | | 34x=4x+180 | | 4-3[-26]= | | 9n+4.76=3n^2 | | C/8=64 | | 0=17k | | 14+29x=42+22x | | 67+6= | | 4(5+6k)=4k+34 | | 16x=10x+1500 | | 5y=160+9 | | -6=-8-2t | | -2-4(5+6k)=4k+34 | | 16=5y+1 | | 0.13x+0.54=1.24 | | 0=-3(12-x)-6x | | 21x-43=7(2x-5)+7x-8 | | y+25+65=360 | | 10h-26=54 | | -3(x+3)-.5(2x-6)= | | 1x+6=-1x-3 | | 4-3[-6(2+3)+4]= | | y+25+65=180 | | -1x-3=1x+6 | | 12x-7y+5+.75x+3x-4+.38y-10x+1.3y-15+.62y-.3y+.22-(-.25x)-4x+6.78-(-625y)+.375=.33y-.6x+.34y-1y+5+3.4x-13y-6.2x-.4x+2.18y-(-.82y)+9x-(-.33y) | | 54x^3=250 | | 5(x-4)+8=18 | | t*4-3=9 | | 87=3(5-3x) | | m^2-4/7m-45=0 | | 8-6(-n-1)=4(9n-9)+7 | | 5x-4+8-6x-5= |

Equations solver categories