Answer:

Step-by-step explanation:
Equation:1
Equation:2
Solving Equation:1

Subtracting 'y' from both the sides:

Putting 'x' in Equation :2

Adding '4' both the sides

Putting the value of 'y' in equation:1


The solution is:

Answer:
5
Step-by-step explanation:
Pretty self-explanatory
Answer:
40m^2
Step-by-step explanation:
Hope it helps!!:)
Answer:
try this website called math way
Step-by-step explanation:
it should help it answers questions if you take a picture too! :)