Answer:
x=18y+5
Step-by-step explanation:
Answer:
,
, 
Step-by-step explanation:
In this problem we have that

we have



substitute the values and solve for x

Group terms that contain the same variable in the right sides

Combine like terms in the right side




<u><em>Find the value of bd</em></u>

Find the value of bc

<u><em>Find the value of cd</em></u>

Answer: -5
Step-by-step explanation:
13-4(2) / 2(2)^2-7(2)+5
5 / -1