2.1
What is the square root of 49
7
Solve the one-step equation
x/5 = 14
x = 70
Solve the equation, if possible
16 - 2m = 5m + 9
m= 1
Solve the proportion
y/9 = 25/15
y= 15
Solve ax - b = c for x
x = c/a + b/a
What is the square root of positive and negative 81
Solve the two-step equation
11 = 5y - 4
y= 3
Solve the equation, if possible
4(x - 3) = -2(6 - 2x)
yes they are equal (identity)
Solve the proportion
5z/3 = 105/6
z= 10.5
Write the equation so that y is a function of x.
x + 7y = 0
y = -x/7
Approximate the square root to the nearest integer
The square root of 72
8
Solve the two-step equation
n/3 - 4 = 2
n= 18
Solve the equation, if possible
5.4(x + 9.1) = -2(-2.7x - 7.2)
not possible
You know that 5 pizzas will feed 20 people. How many pizzas do you need to order to feed 88 people?
5/20 = x/88
22 = x
you need to order 22 pizzas
Write the equation so that y is a function of x
3x = 2y - 18
y = 3/2x + 9
Classify the following numbers
-6
1.75
-6 real number, rational number, and an integer
1.75 real number, rational number
Solve the multi-step equation
8a - 3(2a + 5) = 13
a= 14
Refer to the square to find the perimeter
116
Solve the proportion
n + 8/5n - 2 = 3/8
n= 10
Write the equation so that y is a function of x
4y - x = 20 - y
y = 1/5x + 4
Order the given numbers from least to greatest:
negative square root of 4, -0.3, 0, 1.25, square root of 11
Solve the multi-step equation
6/5(8k + 2) = -36
k= -4
Refer to the square to find the perimeter
136
Solve the proportion
5 - c/3 = 2c + 2/-4
-13
V = lwh
a. Solve the formula for h.
b. Use the rewritten formula to find the height, which has a volume of 5850 cubic inches.
15 inches