One Step Addition/Subtraction Equations

Prices are rising in the grocery store. Right now, eggs are more expensive than bread. The difference between the cost of a loaf of bread and a dozen eggs is $2.45. If a loaf of bread costs $2.90, then how much does a dozen eggs cost? Solve the equation to find out. eggs - bread = 2.45. x - 2.90 = 2.45 A dozen eggs costs ____.

x + 15 = 30

• 2

• 1/2

• 15

• 45

Solve the equation.

x + 9 = -5

Mathematical Equivalence

OFF

In order to solve 6j - 9 = 27, I would first ​ (a)   , then ​ (b)   .

• add 9 to both sides

• subtract 9 from both sides

• divide by 9 on both sides

• divide both sides by 6

• subtract 6 from both sides

• add 6 to both sides

What is the solution of the equation?

8 = x + 1

• 9

• 7

• 6

• 8

r + 12 = 25

• 37

• 13

• 300

• Answer not Given

y - 14 = 66

• 80

• 52

• 79

• Answer Not Given

y + 51 = 99

• 140

• 150

• 48

• Answer not Given

t - 4 = 12

• 7

• 67

• 1

• 16