Algebra Replace Numbers With Letters

Work out the value of the following expressions when a = 3, b = 4 and c = 5.
2a

• 5

• 6

• 8

• 10

Tags

CCSS.6.EE.A.2C

• -17

• 13

• 17

• -13

Tags

CCSS.6.EE.A.2C

Solve 7a+8b if a= 6 and b= 7

• 98

• 74

• 67

• 112

Tags

CCSS.6.EE.A.2C

a + 4 = ?

• 12

• 1

• 7

• 34

Tags

CCSS.6.EE.B.7

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

• 27

• 12

• 17

To replace a letter with its value

• Expand

• Solve

• Substitution

• Factorise

Tags

CCSS.6.EE.A.2C

A “sum” involving of numbers, letters, numbers and letters eg 3+5x, 7x²-3,…

• Equation

• Index

• Term

• Expression

Tags

CCSS.6.EE.A.2B

An expression with an equals sign and involving at least one unknown

• Expression

• Equation

• Term

• Expand

Tags

CCSS.6.EE.A.2B

The letters that form the word ALGEBRA are placed in a bowl. What is the probability of choosing a letter that is not “A”?

• 2/7

• 5/7

• 5/49

• 10/49