Solving Equations

When solving this equation by clearing the decimals, what number would you multiply the equation by

 $2.1x\ -\ 13\ =\ 3.9x\ -4$  

• 10

• 20

• 100

• 1000

When solving this equation by clearing the fractions, what number would you multiply the equation by

 $\frac{2}{4}a+\frac{1}{4}a-8=7$  

• 2

• 4

• 8

• 10

When solving this equation by clearing the decimals, what number would you multiply the equation by

 $12.15x\ -\ 9.85\ =\ 7.89x\$  

•  $-1$  

• 10

• 100

• 1000

When solving this equation by clearing the fractions, what number would you multiply the equation by

 $\frac{4}{9}y-6=\frac{1}{9}\left(y-18\right)$  

• 3

• 6

• 9

• 12

In solving this equation, what steps would you take to solve for a .

 $4x-16=12$  

• Add 16, then divide by 4

• Subtract 16, then divide by 4

• Subtract 12, then divide by 4

• Add 12, then divide by 4

When solving any equation, the goal is to

• Isolate the variable

• Distribute

• Combine like terms

• Keep breathing

How many solutions does this equation have?

 $2\left(x-6\right)=-12+2x$  

• 0

• 1

• 2

• Infinite

Solve for m

 $3\left(m-5\right)=-21+3m$  

• No solution

• All Real Numbers

• 0

• 6

How comfortable are you feeling with the math you are learning now?

• 1 = Not Comfortable at all

• 2 = Confusing some of the time

• 3 = Pretty good, I just need to practice

• 4 = Super comfortable!

What's the first step you would take to solve this equation?

 $5-3\left(x-10\right)=4x-6+3x$  

• Combine Like Terms

• Distribute -3

• Combine  $5-3$          

• Distribute 3