Question

If y = 1 and z = 4, find the value of 2yz + 8

Answer 1

2 (1)(4) +8
2 (4) +8
8+8

=16

Answer 2

y =1, z =4

replace the values of each letter into the equation:

2yz+8 becomes

2(1)(4)+8 =

2*1*4+8=

8+8= 16