For second one the answer is 14
Answer:
y=-2x+5
Step-by-step explanation:
Trust me please
Start with

We observe that both fractions are not defined if
. So, we will assume
.
We multiply both numerator and denominator of the first fraction by 3 and we sum the two fractions:

We multiply both sides by
:

We move everything to one side and solve the quadratic equation:

We check the solution:

which is true
Answer:

Step-by-step explanation:
Given

Required
Find

Calculate 
Using tan rule

So:






'
'So:



Answer:
mass in grams /over/ volume in cubic centimeters!
Step-by-step explanation: