Algebra 1 Basics

Question 1

Solve for n: −5n + 8 = −7

Accepted Answer

n = 3

Question 2

(32+42) / [(23 - 6) x (62 ÷ 12)] = ?

Accepted Answer

25 / 6

Question 3

Solve for n: 3 + 11n = 80

Accepted Answer

n = 7

Question 4

Translate the following into a mathematical expression: "Four less than twice a number"

Accepted Answer

2x - 4

Question 5

Evaluate: 3x3 - 8y2 if x = 2 and y = -3

Accepted Answer

-48

Question 6

Evaluate: |a - 4b| if a = 12 and b = 4

Accepted Answer

4

Question 7

Simplify this expression: 9(x - 3) + (x - 2)

Accepted Answer

10x - 29

Question 8

|9| + |-8| = ?

Accepted Answer

17

Question 9

40 - 30 ÷ 6 + 5 × -2

Accepted Answer

25

Question 10

Which is the inequality expression illustrated by the number line?

Accepted Answer

x < 8

Question 11

Translate the following into a mathematical expression: "The gym can hold up to 1000 people"

Accepted Answer

p ≤ 1000

Question 12

Solve for b

Accepted Answer

b = -20

Question 13

The set of Whole Numbers is closed under subtraction

Accepted Answer

False

Question 14

|23 - 40| = ?

Accepted Answer

17

Question 15

Simplify this expression: n - 8 + 4n -3

Accepted Answer

5n - 11

Question 16

Evaluate: r2 + 2tq if r = -3, t = -2, q = 1

Accepted Answer

5

Question 17

Which is the inequality expression illustrated by the number line?

Accepted Answer

x ≥ 0

Question 18

Solve for n: 252 = −11n + 10

Accepted Answer

n = -22

Question 19

Simplify this expression: 32 + 4(x - 5) - 3x

Accepted Answer

x + 12

Question 20

Solve for n

Accepted Answer

n = -14

Question 21

Solve for b

Accepted Answer

b = -22

Questions 21