Answer:
y=-3
Step-by-step explanation:
5x+7y=-31
(-) 5x-9y+17
-----------------
16y=-48
------------
16 16
y=-3
The correct answer is 3b-2=4
Hope this helps.
Answer:
(x ÷ 8) + 23 – 4 = 36
x = 136
Step-by-step explanation:
Answer:
The domain of the expression is all real numbers except where the expression is undefined. In this case, there is no real number that makes the expression undefined.
(
−
∞
,
∞
)
{x
|
x ∈ R
}
Hope this helps I'm 80% sure this right.
Answer:
-0.4 or -10.4
Step-by-step explanation:
