9514 1404 393
Answer:
(x, y) = (7, -1)
Step-by-step explanation:
The expression for x makes it easy to use that for substitution.
3(-7y) +y = 20
-20y = 20 . . . . . collect terms
y = -1 . . . . . . . . . divide by -20
-7(-1) = x = 7 . . . use y in the second equation to find x
The solution is (x, y) = (7, -1).
Answer:
B mark me brainliest!!!!?
Step-by-step explanation:
It increased 37 F
A) -8-|25| is -8-25 which is -37 it didn’t decrease lol!
B) |-8-25| is |-37| which is 37 which is the answer
C) -37 nope
D) 8-25 is not 37 so the answer is B
X= 130 degrees since 180 is the total minus 50 from above
Answer:
Step-by-step explanation:
1) a = x - 5
a) z = y + 5
b) z = y - 3
c) z = 6y
d) z = 6y - 2
e) z = 3y + 5
