Equations & Expressions
Write an expression for "8 more than a number x"
x + 8
round to the hundreths place; 25.477
25.48
Distribute the expression
4(6a + 3b)
24a + 12b
What is the formula for Volume?
Length x Width x Height
Write the expression and then solve
Two times the product of 5 and 4
( 5 x 4 ) x 2
= 40
Write the expression and solve
Six less than the sum of 3 and 5
(3+5) - 6
=2
Write an expression for "8 less than the product of 3 and y"
3y - 8
Round 9.156 to the nearest hundredth.
9.16
Solve the equation
R - 65 = 13
R = 78
Solve for x
-8x + 11 = -13
x=3
A cube has a volume of 756cm3,
The length is 12cm.
The width is 9cm.
What is the height?
v=lwh
7cm
12x9=108
756/108=7cm
Put in order from smallest to largest.
-98, 15, -35, 85, 25, -5, 0, 17
-98, -35, -5, 0, 15, 17, 25, 85
Evaluate the expression: 3(2x + 5) when x = 4
39
Calculate the Mean, Median and Range for the data.
3 6 4 7 9
3 + 6 + 4 + 7 + 9 = 29
29/5= 5.8
Median = 6
Range = 9-3=6
x - 80.0 = 39.6
119.6
Solve for x
2x + 4 = 16
x = 6
156 x 145 x 157 x 144
1513 x 149
4 1/5 divided by 7/8
5 4/5
10(x+4) - 5 = 12x + ______
35
x-8=-14
-6
What is the product of 352 and 15?
What is 5,280?
If 1 foot = 12 inches and Jasmine is 4 feet 3 inches tall, how tall is she in inches?
51 inches
9x6/9x2
9x4
What is 62 less than the product of 22 and 3?
Give the equation and the answer.
(22 x 3) - 62
66-62
=4
A regular 5-sided polygon has a side length of 2y + 3. Write and simplify an expression for the perimeter.
10y + 15
Sally had 25 red toys that weighed 5 pounds each and 45 yellow toys that weighed 8 pounds each. How much did all of her toys weigh?
485 pounds
Divide 775 by 102
7.75
35x = -208
x=-8
16x2 x 16x6 x 16x8 x 16x3 x 16x4
16x23
-2(n + 5) = -2
n = -4