A number divided by 4 is 3. Write and solve an equation to find the missing number.
x/4 = 3 Our missing number is 12.
Ashley is working on a craft project. She uses n feet of yarn. She starts another project that uses 1/2 as much yarn as the first project. Which expression represents the total amount of yarn she will use for both of her projects?
(3/2)n
The product of 5 and an unknown number is 10.
5x = 10
Daily Double ***
Sam's Fruit Cellar earns a $0.40 profit for each apple that it sells and a $0.40 profit for each banana that it sells. Which expressions show Sam's total profits from selling apples (a) and bananas (b)?
0.40(a + b)
0.40a + 0.40b
(2.1x + 4.3) −( − 3x − 7)
5.1x + 11.3
Write "3 less than the quotient of a number and 5" as an algebraic expression.
x/5 - 3
8x + 3( x + 5) − 5 (x − 4)
6x + 35
Write "the product of 5, and a number decreased by 7" as an algebraic expression
5 x (n - 7)
Calculate the volume of the following rectangular prism with a Length of 9in, a Width of 4in, and Height of 4in
144 in^3
Daily Double ***
A student solved, x - 6 = -10 and answered with x = -16. What did the student do wrong? What is the correct answer?
The student either subtracted 6, or did not do the addition correctly. The correct answer is x = - 4.
Write and solve " the sum of 4 and the product of -5 and a number is 79" as an algebraic equation
-5x + 4 = 79 x = -15
Angles that adding up to a total of 90°
Complementary Angles