Question

What is the value of x in the equation 4 x plus 8 y equals 40, when y equals 0.8?

4.6
8.4
10
12

Answer 1

B. 8.4

Explanation:

Answer 2

B. 8.4

Explanation:

0.8 times 8= 6.4

40- 6.4= 33.6

33.6 / 4= 8.4