Exam 2: Review of Basic Algebra

Solve: -3x = 9 - 6x

Compute: 32.5^3/4

Simplify: (1 - r)²(1 - r)³(1 - r)

Compute: ln 1.257

Solve: 3x = 9 + 12x

Calculate ln

Usually, Bob's Burgers sells x burgers for p dollars each. But today, the price was lowered by 22% and as a result, 60% more burgers were sold. Which of the below represents the revenue for today's burger sales, in dollars?

Simplify: -5a(-5b)

Simplify:

Evaluate: (-1)¹³

Simplify: 7m - 2m - 3m

Evaluate p: p = s , where s = 3120, r = 0.123, t = 295

A company employs 204 employees. There are three shifts. There are three times as many on the first shift as on the second shift, and four more on the third shift than on the second shift. Determine how many were on each shift.

Solve: 10(3 - x) + 2(x - 2) = 6(2x - 2)

Solve: 8x = 40

Compute:

Simplify: 1.005²⁴⁰ ÷ 1.005¹⁶⁰

Compute: 1.28^-5/14

Simplify:

Taylor invests part of her $2 000 savings into a savings account at 6% and part into a GIC at 8% simple interest. If she gets $150 in interest from the two investments, calculate how much she invested at each rate.