Algebra 1 Review

Equations

Mixed Review #1

Order of Operations

Adding Integers

Combine Like Terms

Mixed Review #2

100

3x+1=-8

x=-3

100

2⁴

100

Simplify the following expression:

https://www.khanacademy.org/math/pre-algebra/pre-algebra-arith-prop/pre-algebra-order-of-operations/v/introduction-to-order-of-operations

100

-4 + -5

-9

https://www.khanacademy.org/math/arithmetic/arith-review-negative-numbers/arith-review-add-negatives-intro/v/adding-negative-numbers

100

5x + 7x

12x

100

Solve for y:

3x-2y = 10

y=3/2x-5

200

-10 + 2x = x

x =10

200

What is 9³?

729

200

Simplify the following expression:

https://www.khanacademy.org/math/pre-algebra/pre-algebra-arith-prop/pre-algebra-order-of-operations/v/introduction-to-order-of-operations

200

14 + -12 =

https://www.khanacademy.org/math/arithmetic/arith-review-negative-numbers/arith-review-add-negatives-intro/v/adding-negative-numbers

200

3x + 6 + 7x + 3

10x + 9

200

Write an equation in all 3 forms for the following information:

m = 1/2

(2, -4)

y + 4 = 1/2(x - 2)

y = 1/2x - 5

x - 2y = 10

300

6 + (k/4) = 14

300

What is the value of x³ + y² + x²

if x = -2 and y = 4

300

3 + 4² • (3 + 2)

300

-10 + 15

https://www.khanacademy.org/math/arithmetic/arith-review-negative-numbers/arith-review-add-negatives-intro/v/adding-negative-numbers

300

8 + 4x + 1 - 12 + 5x

9x - 3

300

Identify the x and y intercepts of the following linear equation.

y = -2x+4

(2,0) and (0,4)

400

-5(x+6)-10=10

x=-10

400

Simplify

400

-18 + (-12) =

-30

400

-11j + 16 - 22j - 27 + 5j

-28j - 11

400

Convert the equation to standard form

3y = -2x + 4

2x + 3y = 4

500

4(x-2)=2(x+8)

x=12

500

Determine whether the sequence is arithmetic or geometric. Then find the 15th term.

1, 5, 9, 13, ...

Arithmetic.

a15 = 57

500

6 + (-2 + -5) =

-1

500

Combine like terms:

9y + 3 - 4x -2y - 3x - 5

7y - 7x - 2

-7x + 7y - 2

500

Calculate the mean, median, mode, and range:

8, 4, 5, 8, 5, 4, 8

mode = 8

mean = 6

median = 5