Question

Part B: What value from the set {4, 5, 6, 7, 8} makes the equation 4x + 3 = 23 true? Show your work. (5 points)

Answer 1

Part 1:

4x − 5 ≤ 19 is true because:

4*6-5=24-5=19 and 19≤19

Part 2:

4x+3=23    |-3

4x=23-3

4x=20        |/4

x=20/4

x=5

Step-by-step explanation: