Multi-Step Equations

What is the first step in solving the equation 2a - 4(a - 5) = 10

• Add 4 to both sides
• Add the 2a and a 
• Distribute 4 to a and -5
• Distribute -4 to a and -5

Tags

CCSS.8.EE.C.7B

Once we have solved for the variable, we have to make sure:

• to turn off the curling iron.
• to feed the dog.
• to do our homework.
• that our answer makes sense.

Tags

CCSS.6.EE.B.5

 $37=-3+5\left(x+6\right)$  

 $-13=5\left(1+4m\right)-2m$  

 $4\left(-x+4\right)=12$  

 $-2=-\left(n-8\right)$  

 $-5n-8\left(1+7n\right)=-8$  

 $8\left(4k-4\right)=-5k-32$  

 $-8\left(-8x-6\right)=-6x-22$  

 $8\left(1+5x\right)+5=83+5x$