Final answer:
The variable expression for the word phrase 'Two times a number z increased by 5' is 2z + 5.
Step-by-step explanation:
The variable expression for the word phrase 'Two times a number z increased by 5' can be written as:
A) 2z + 5
Let's break it down:
Two times a number z means 2 times z, which translates to 2z. Increased by 5 means we add 5 to the product of 2z. So the expression becomes 2z + 5.