Question

The product of a number and 4 increased by 7 is 5. What is the number?

Answer 1

Answer: x = -1/2 = -0.5

Explanation:

set up an equation

4x + 7 = 5 subtract 7 from both sides

4x = - 2 divide both sides by 4

x = -2/4

x = -1/2 = -0.5