Question

What does 3x + 4y = ? if x is 12 and y is 4 the answer is 58 right?

Answer 1

The answer is 58 right? NO

The right answer is:

52

Explanation:

3x + 4y = z

if:

x = 12

y = 4

then:

3*12 + 4*4 = z

36 + 16 = z

z = 52

Answer 2

52

Explanation:

3x + 4y

3(12) + 4(4)

36 + 16

52