Exam 2: Review of Basic Algebra

Evaluate z: z = 5x² - 5xy - 3y² for x = -6, y = + 5

Simplify: 3a(-3b)(-4c)(-1)

Solve: 4(2x - 5)+ 3 = 3(x - 4)

Evaluate: (-5)^-2

Solve the following equation: 5x - 4 + 9 = -3x - 2 - 13

Simplify: -5a(-5b)

Evaluate P: P = for S = 1000, r = 0.1, t =

You have three colors of candies a jar - yellow, red and blue. There are 4 times plus 3 as many yellow candies as there are blue candies. There is 5/8 as many minus 6 red candies as there are blue. There are a total of 402 candies in the jar. How many of yellow, blue and red candies are there?

Simplify:

Evaluate: -(288888)⁰

Solve: (4 - 3x)+ = x - (2x - 3)

Calculate:

Solve: 2x + 5 = 7

Express in logarithmic form: 10^-4 = 0.0001

Evaluate K: K = for N = 32, C = 20, P = 1859, n = 26

Compute:

Simplify: (2xy)⁵

Simplify: (21x - 36)÷ (-3)

Find b, if = 0.25

Evaluate: (-0.1)⁷