Algebraic operations

How would I isolate the variable? x-3=10

• add 3

• subtract 3

• divide by 3

• multiply by 3

What do you need to do to solve for f? 4f=44

• multiply by 4

• subtract 4

• add 4

• divide by 4

What does it mean to "isolate a variable"?

• Move it around

• Get the variable on one side, numbers on the other

• Solve for the variable

• Slope intercept form

Solve for h. 3h+5=20

• 15

• 25

• 5

• 10

Tags

CCSS.7.EE.B.4A

What was the first step in the previous equation? (3h+5=20)

• add 5

• subtract 5

• divide by 3

• multiply by 3

What would be the next step?

• divide by 3

• multiply by 3

• Nothing, you're done

52=4(1+3k)

• 6
• -2
• 4
• -7

Tags

CCSS.7.EE.B.4A

Simplify -5(x + 4)

• 5x + 4
• -5x + 4
• -5x - 20
• -5x + 20

Tags

CCSS.6.EE.A.3

-6 + m = 10

• 16
• 26
• 4
• -4

Tags

CCSS.6.EE.B.7

What is the constant of proportionality?

• $3
• $4
• $2
• $9

Tags

CCSS.HSF-LE.A.1B