Exam 2: Review of Basic Algebra

Simplify: ÷

Evaluate: $5000

You have a lotto ticket with three numbers between zero and 49. The total of the three numbers is 93. One number is twice as large plus two as the lowest number. The second number is the size of the smaller number. What are the values of each of the numbers?

Evaluate c: c = 8(7a - 4b)- 4(5a + 3b)for a = , b = -

Evaluate P: P = S(1 - dt)for S = 1886, d = 0.15, t =

Solve: D = for F

Simplify: (3)²(3)⁵

Compute:

Simplify: -(3m - 6m - 5)- (4 - 7m - 2m)

Following equation is used in carbon dating of the artefacts: What is the expected decay rate of the artefact, if it is known to be from Canadian New France era, 350 years ago.

Simplify: 8(9y - 4)- 2(y - 1)- (1 - 3y)

Simplify: (-4)⁴ ∗ (-4)

Simplify: 7m - 2m - 3m

Compute:

Evaluate: ln 300

Simplify: (8a - 7b)- (-3a + 7b)- 11b

Express in exponential form: log-4(4096)= 6

Simplify: 1.005²⁴⁰ ÷ 1.005¹⁶⁰

Compute the value of

Solve for x: -6x = 486 + 3x