Answer: standard form is
Ax + Bx= C
So the answer is
3x+8y=55
I love your luffy profile pic btw
Step-by-step explanation:
Answer:

Step-by-step explanation:
I supposed that is a "n".
Steps as below:

Answer:
x=280
Step-by-step explanation:
We have, 15% × x = 42
or,
15
100
× x = 42
Multiplying both sides by 100 and dividing both sides by 15,
we have x = 42 ×
100
15
x = 280
If you are using a calculator, simply enter 42×100÷15, which will give you the answer.
Answer: x = -22
Step-by-step explanation:
Look at picture!