3X+8=9-(7X-4)

Simple and best practice solution for 3X+8=9-(7X-4) 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 3X+8=9-(7X-4) equation:


Simplifying
3X + 8 = 9 + -1(7X + -4)

Reorder the terms:
8 + 3X = 9 + -1(7X + -4)

Reorder the terms:
8 + 3X = 9 + -1(-4 + 7X)
8 + 3X = 9 + (-4 * -1 + 7X * -1)
8 + 3X = 9 + (4 + -7X)

Combine like terms: 9 + 4 = 13
8 + 3X = 13 + -7X

Solving
8 + 3X = 13 + -7X

Solving for variable 'X'.

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

Add '7X' to each side of the equation.
8 + 3X + 7X = 13 + -7X + 7X

Combine like terms: 3X + 7X = 10X
8 + 10X = 13 + -7X + 7X

Combine like terms: -7X + 7X = 0
8 + 10X = 13 + 0
8 + 10X = 13

Add '-8' to each side of the equation.
8 + -8 + 10X = 13 + -8

Combine like terms: 8 + -8 = 0
0 + 10X = 13 + -8
10X = 13 + -8

Combine like terms: 13 + -8 = 5
10X = 5

Divide each side by '10'.
X = 0.5

Simplifying
X = 0.5

See similar equations:

| 8+y-(-x)-10-6y-2=0 | | 4p-7=6p+10 | | (-6ab^2)(3a^2)= | | y=21x+30 | | x+9=3x-11 | | 2m-5/3(m-5) | | 7/8/5/2 | | 22=100-3x | | 2x^2-6=28 | | 1-9x/5=-3x-7 | | 7xy(-4x)= | | -9u^7-14u^7=0 | | -4/3(2X-6)=-8 | | (-2x^2z)(-4y^2z)(-3xyz)=0 | | (1.3a^6b^11c^5)(0.5a^2bc^3)=0 | | -n-(-7)-13+3y=0 | | 5(X-1)-2=-2 | | 2(x^2-3)+5= | | (-8f^6g)(-7f^2g^5h)=0 | | -(3a+6x/8a)-(7a-7x/8a) | | 4(X-3)-X=-27 | | 3(84x)+105y=4998 | | 4x+3+7x-9=180 | | 12w+15-9+5=-3w+5-9 | | (9x^10z^2)(-x^5y^3)=0 | | 4x/7+7=31 | | (11c^8)(-10c^4d)=0 | | y=ln(abs(x^2-3x+4)+x-2) | | 36x^2-4=12 | | (7q^5)(12q^3r^5)=0 | | 12+x=174 | | 4v^2=49 |

Equations solver categories