Unit 3 Review

Multi-Step Equations

100

-2x + 3 = 10

-7/2 or -3.5

200

-3(1+6r) = 14-r

r = -1

300

6(6v+6) - 5 = 1 + 6v

v = -1

400

-4k + 2(5k - 6) = -3k - 39 

k = -3

500

-16 + 5n = -7(-6+8n) + 3

n = 1

Rearranging Formulas

100

1. d = rt (solve for r)

1. r = d/r

200

P = a + b + c (solve for b)

b = P - a - c

300

T = m - n (solve for n)

n = m - T

400

A = (a + b)/2 (solve for b)

b = 2A - a

500

2T = m - 2n (solve for n)

n = m/2 - T

Exponent Rules

100

4x^-2y^-3

4/(x²y³)

200

(3x³y⁵)(9x⁴y²)

27x⁷y⁷

300

(6x⁴y⁷z⁴)^-3

1/(216x⁹y²¹z¹²)

400

Question 8. in Exponent Rules

1

500

Question 6 in Exponent Rules

(2y¹⁵)/(x³)

Square Root Equations

100

Question 3 in Square Root Equations

16

200

Question 1 in Solving Equations with Radicals

y = 14

300

Question 5 in solving equations with radicals

6/7

400

Question 6 in solving equations with radicals

1

Exponent Equations

100

x²-2 = 47

x = +/- 7

200

x³ - 4 = 23

x = 3

300

Question 6 in Solving Equations with Exponents

No solution

400

Question 27 in Solving Equations with Exponents

sqrt(73) = 8.544

500

Question 2 in solving equations with exponents

81