Question

What is 7j + 5 - 8k when j = 0.5 and k = 0.25?

Answer 1

6.5

Explanation:

Substitute the known variables into the equation

7(0.5) + 5 - 8(0.25)

Multiply: 3.5+5-2

Solve: 6.5

Answer 2

Answer: 6.5

Explanation:

To perform this kind of exercise, it is necessary to replace the value indicated in each variable each time you find the variable in the equation.