Solve one and two step equations
6 + 𝑥 = 30
x = 24
5𝑥 + 1𝑥 − 1 = 17
x=3
Write 5.17 x 105 in standard form
517,000
what is "x"
Write the Pythagorean Theorem
a2 + b2 = c2
10𝑥 = 20
x = 2
2x + 3x + 5 = 30
x = 5
Write 0.00023400 in scientific notation?
2.3 x 10 -4
What letter represent slope and y intercept
Slope = m and y-intercept = b
If a = 6 and b = 8, what is the length of c?
c = 10
4𝑥 − 6= 26
x= 8
5(𝑥 − 2) = 25
x = 7
Simplify: (2.3 x 104) x (3.5 x 10-2)
8.05 x 102
What is the y intercept
y = 5x - 7
b = -7 or (0,-7)
If a = 4 and c = 5, what is the value of b?
b=3
-9 − 5𝑥 = 31
x = -8
6 (𝑥 − 4) = 12𝑥 + 6
x = -5
Simplify: 4.8 x 105/2 x 103
2.4 x 102
Is this relation a function?
(1, 2) (3, 4) (5, 6) (7, 2)
yes it is a function
A 26 foot ladder leans against a wall. The top of the ladder reaches 24 feet up on the house. How far is the base of the ladder from the base of the house?
10 feet
x/5 - 3 = -15
x = - 60
5/3 + 2/3x = 6x
x = 5/16 or .3125
2.34 x 102 + 3.4 x 103 (Write your answer in scientific notation)
3.634 x 103
What is 2,548,000 in scientific notation?
2.54 x 106
A rectangle has side lengths of 5 inches and 10 inches. Find the length of the diagonal to the nearest tenth:
11.2 inches