Answer:
x = -12
y = 11
Step-by-step explanation:
i used substitution and let 'x' = 10 - 2y
3(10 - 2y) + 4y = 8
30 - 6y + 4y = 8
30 -2y = 8
-2y = -22
y = 11
x + 2(11) = 10
x + 22 = 10
x = -12
Answer:
are a, b, and c the options or are they different questions?
Answer:
26.5
Step-by-step explanation:
used calculator
The answer to this is
3(x+1)(x+8)
Answer: 9
Step-by-step explanation:
A=(a+b)/2 *h
135= 30/2* h
135= 15 * h
135/15= h
9=h
