Question

Rachel was answering #4 on the last mini assessment

and below is her answer. What was the mistake she
made?
Evaluate the expression a + b-C, a = 0, b = 8, and c = -6.
a + b-C
0 + 8 - 6
2

What did she do wrong?

Answer 1

What she did wrong, was 6 is a negative number, and she subtracted it like a positive. The real answer is 14

Explanation:

Sorry if this is sloppy, I was using a touchpad on a chromebook

Answer 2

C is -6 so when you subtract -6 from 8 you get 14