Question

If

x
=
4
and
y
=
5
, evaluate the following expression:
3
(
4
x
+
3
y
)

Answer 1

93

Explanation:

4*4= 16

3*5=15

16+15= 31

31*3= 93

Answer 2

93

Explanation:

x = 4, y = 5

3(4x + 3y)

= 3(4(4) + 3(5))

= 3(16 + 15)

= 3(31)

= 93