Solve for the Unknown Number

Solve the equation: 
x + 7 = 12

• x = 5

• x = 19

• x = -5

• x = 84

Solve the following equation:

50 + n = 75

36 = ? x 9

• 5

• 4

• 3

• 6

What is the value of the unknown number in the equation 36 = ☐ x 4 ?

• 10

• 9

• 8

• 7

Solve for the unknown number.

• 2

• 1

• 7

• 3

6

• 28 miles

• 168 miles

• 186 miles

• 6 miles

9 X n = 36

• 4

• 3

• 5

• 6

A school band maraches in rows at a parade. There is a total of 35 band members. There are 5 members in each row. How many row of band members are there? Let "r" stand for the number of rows of band members. Choose ALL the equations that can be used to solve the problem.

• 35 = r x 5

• r = 35 x 5

• r = 5 x 35

• r = 35 / 5

What is the correct equation for the problem? You had some candy. Your little brother steals 15 pieces. Now you have 12 pieces left. How much candy did you have to start with?

• c - 15 = 12

• c + 15 = 12

• 15 - 12 = c

• 15 - c = 12

3 x W = 12

• w= 3

• w = 5

• w = 4