one-step equations with addition/subtraction/multiplication

What is the solution for x + 9 = 21

• 10
• 12
• 11
• 13

m+13=21

• m=34
• m=8
• m=273
• m=6

Solve for y:
y - 7 = 10

• 17
• -3
• 3
• -17

What equation matches this situation?
Robyn had some video games then bought 4 more.  Now she has a total of 10 games.

• v - 4 = 10
• v + 4 = 10
• 10 - 4 = v
• Answer not Given

2. Cheryl gets paid $8 per hour for her job at the record store.  She made a total of $96 last week.  Which equation models this situation?

• 96h = 8
• h/96 = 8
• 8h = 96
• h/8 = 96

k+8=15

• k=23
• k=10
• k=7
• k=11

m+13=21

• m=34
• m=8
• m=273
• m=6

2. Cheryl gets paid $8 per hour for her job at the record store.  She made a total of $96 last week.  Which equation models this situation?

• 96h = 8
• h/96 = 8
• 8h = 96
• h/8 = 96

Martha baked cupcakes for 3 different classes. If each class needs 24 cupcakes which equation could be used to find x, the total number of cupcakes Martha will bake?

• 3x=24
• x/3=24
• 24x =3
• x/24 =3

What equation matches this situation?
Robyn had some video games then bought 4 more.  Now she has a total of 10 games.

• v - 4 = 10
• v + 4 = 10
• 10 - 4 = v
• Answer not Given