Answer:4
Step-by-step explanation:2x+y+z=2(-2)+3+5=(-4)+3+5=(-1)+5=4
Answer:
Step-by-step explanation:
2x + y + z
x = -2
y = 3
z = 5
Substitute the values into the formula expression and simplify
That's
2(-2) + 3 + 5
= - 4 + 3 + 5
= 8 - 4
We have the final answer as
Hope this helps you
1)
2)
3)
4)
5) by SSS
6) CPCTC
x + y = 11
10x + 5y = 80
2