1. 3
29-9=19
13+9=22
22-19=3
I don't know number 2, sorry.
Answer:
The answer is C
Step-by-step explanation:
There are 3 y's and there are three z's
3(y+z) means that you are multiplying 3 and y, and 3 and z which gives you 3y+3y
Which also equals y+y+y+3z
Hi,
Work:
Simplify equation using cross-multiplication.
Divide both sides of equation by 2.
Simplify.
Answer: 16.5
Hope this helps.
r3t40
Answer:
Step-by-step explanation:
<u>Given system of linear equations: </u>
---
- x + 4 = -3x - 8
- x + 3x = - 8 - 4
- 4x = -12
- x = -3
Then
Solution is (-3, 1)
Correct option is A