187k views
0 votes
Simplify the following expression.

7x - 4y + 5z - 2x - 10y + z

A) 5x - 14y + 6z

B) 9x - 14y + 6z

C) 5x - 6y + 6z

D) 9x - 6y + 6z

User Abdes
by
7.9k points

2 Answers

7 votes
A) 5x - 14y + 6z

You add the numbers together that have the same letter.

EX: 7x - 2x = 5x
User Tuim
by
8.9k points
3 votes
(7x - 2x) + (-10y -4y) + (5z + z) =5x - 14y + 6z
A is the correct answer
User Gustavo Niemeyer
by
7.8k points