11x+11y
11(x+y)
Explanation
Step 1
Let
Carlos earns == 11 per hour
x represents the number of hours he worked in May
the,
the amount he earned in Mayis

y represent the number of hours he worked in June.
the amount he earned in June was

Step 2
the amount of money he earned is May and June is the sum of the values

I hope this helps you
9, 2, -5... so is going down by 7 each time, meaning the "common difference" is -7.
Answer:
Step-by-step explanation:
5x + y = 9
-10x + 7y = 18
10x + 2y = 18
-10x + 7y = 18
9y = 36
y = 4
5x + 4 = 9
5x = 5
x = 1
(1,4)
answer is D
As the exterior angles always add up to 360, you can find the number of sides by dividing 360 by the measure of your exterior angle, 30. This gives you 360/30=12, meaning your polygon has 12 sides.
Four times a number is equal to negative eight.