Expressions and Equations Word Problems

There are 6 questions on Solving Algebraic Equations (Lessons 4-5, 4-6, and 4-7; page 130-135)

Solve for the missing dimension in each formula:

P=5s when P=125

• s=5

• s=25

• s=125

• s=120

Three times a number increased by nine

• 3h-9

• 3(h-9)

• 3(h+9)

• 3h+9

Solve the equation
r - 5 1/6 = 10 

• 9 5/6

• 4 5/6

• 15 1/6

• 14 1/6

One third of the tomatoes in a garden are ripe. If 6 tomatoes are ripe, which equation can be used to find the total number of tomatoes in the garden?  

• t/3 = 6

• t - 6 = 3

• 3t = 6

• 6t = 3

Ted bought a dolphin poster for $12.  He now has $5.  Write and solve a subtraction equation to find out how much money Ted took to the aquarium.

• m - 12 = 5

• m - 5 = 12

• m + 5 = 12

• m + 12 = 5

45 = 4x + x + 10

• 4

• 5

• 6

• 7

Solve the equation:
w ÷ 7 = 0.3

• w = 0.043

• w = 7.3

• w = 2.1

• w = .3/7

Alyssa's cat weighs 12 pounds, which is ⅜ 0f the weight of her dog. Use the equation
⅜d=12 to find the weight of Alyssa's dog.

• 5 ¾ pounds

• 32 pounds

• 96 pounds

• 36 pounds

Which is NOT a word phrase for the algebraic expression.
n + 16

• a number increased by 16

• 16 increased by a number

• the sum of a number and 16

• 16 more than a number

Evaluate expression: -5a -b for a= -6 and b= 3

• 33

• 30

• 27

• 24