7(2)+5(-1)=9

Simple and best practice solution for 7(2)+5(-1)=9 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 7(2)+5(-1)=9 equation: 


Simplifying
7(2) + 5(-1) = 9

Multiply 7 * 2
14 + 5(-1) = 9

Multiply 5 * -1
14 + -5 = 9

Combine like terms: 14 + -5 = 9
9 = 9

Add '-9' to each side of the equation.
9 + -9 = 9 + -9

Combine like terms: 9 + -9 = 0
0 = 9 + -9

Combine like terms: 9 + -9 = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

See similar equations:

| x-8/8=6 | | b^2-4forb=5 | | 2x+15=x+35 | | 5n-4=7n | | 7(-4)+5(-3)=9 | | 8-(2a+3)-(5-9a)= | | 7(5)+5(0)=9 | | (-1/2)(4r)(-5) | | 5x-(x+4)=(x-2)+4 | | 7(-3)+5(6)=9 | | 5(35-20)-480+16s=40 | | 8-(21+3)-(5-9a)= | | 4x^3+28x^2+24x=0 | | 16.99+16.99+16.99= | | -20x-10y=20 | | 5x^2-6=-x | | 10w+90=180 | | 2/m=10/3 | | 4x/7-2x-3/3=19/21 | | 18x^2/2x^3 | | -102/x=-6 | | 98=-7(7-3r) | | 2(g+4)=-8 | | -9h=1/2/1/9 | | -8x-8y=24 | | 8(1-8n)=8-n | | 8-6(-8+5n)=86 | | 16=k/1 | | 2(3x+4)-40=110+20x-3000 | | 7x+3x-6=2(5x+2) | | (15x^2)/(9x^2) | | 10-(3x+5)=17 |

Equations solver categories