Algebra Substitutions!

An equation or rule shows a ____________ between numbers

• Pronumeral
• Product
• Term
• Relationship

If a = 10, solve for b
b = 20-a

• 1
• 10
• 20
• 30

if x = 5, y = 3
5x + y =___

• 15
• 8
• 28

if b + 5 = 10, what is the value of b?
b =___

• 3
• 5
• 10

Which equation has x=9 as a solution

• 4 + x = 12
• 5x = 45
• 2x = 20
• x + 7 = 26

Which equation has x =2 as a solution?

• 3 + x = 10
• 11 + x = 13
• 4x = 32
• 5x =25

If y=4, substitute in y to solve for m
m = 3y +5

• 27
• 12
• 17

If x = 3, y = 6 and z = 7,
find 2x - z

• -1
• -2
• -3
• -4

A mathematical sentence containing an equals sign is a/an........

• exponent
• equation
• term
• variable

A letter used to represent a number is a pronumeral or ___________

• Variable
• Coefficient
• Constant
• Function