x + y = -9
x + 2y = -25
Rewrite the first equation as x = -9-y
Relace x in the second equation:
-9-y + 2y = -25
Simplify:
-9 +y = -25
Add 9 to both sides:
y = -16
Now you know y,, replace y in the first equation and solve for x:
x -16 = -9
Add 16 to both sides:
x = 7
Answer: x = 7
Answer:
b
Step-by-step explanation:
I have no idea math should have been working hade books bye sorry
Answer:
The surface area applies to how much space a SOLID objects occupies while volume is the space that a substance (solid, liquid, gas, or plasma) or shape occupies or contains, so volume can be anything.
Step-by-step explanation:
you can't really write an essay-
Answer:
He need $99 more
Step-by-step explanation:
87-14-17=56+33=89
188-89=99