Algebra 1 Mid Term Test

8 + 3|4x - 6| = 38

• x = 4

• x = -1, x = 4

• x = -1, x = 0

• x = -4, x = 0

8x + 4y= 16

• y = -8x + 16

• y = 2x -4

• y = -2x + 4

• y = -8x + 12

Solve for t.
D= rt

• D/r = t

• Dr = t

• D/t = r

• Dt = r

Solve:
y = mx + b , for b

• y - mx = b

• y + mx = b

• y/mx = b

• y + mx = -b

A relation pairs each input with exactly one output is a

• congruence

• similarity

• function

• mathematical equation

Is the relation a function?

• Yes, each input has one output

• No, each input has more than one output

• No, the cost of the movies is different

• Yes, each output has one input

What is the Domain?

• {-3, -1, 1, 3, 5, 7, 9}

• {-3, -2, -1, 0, 1, 2, 3}

• -3 ≤ x ≤ 3

• -3 ≤ x ≤ 9

What is the domain?

• {-4, -1, 0, 2, 7}

• {-5, -4, -1, 0, 1, 2, 4, 7}

• {-5, 0, 1, 2, 4}

• {5}

What is the Domain?

• -3 ≤ x < 5

• -3 ≤ y < 5

• -8 ≤ x < 5

• -8 ≤ y < 5

What is the Domain?

• -10 ≤ y ≤ 6

• y ≤ 6

• -10 ≤ x ≤ 6

• All Real Numbers