Answer

Step by step explanation

When there is a ( + ) in front of an expression in parentheses, the expression remains the same

Collect like terms

Hope I helped!
Best regards!
What are you even talking about... What is the ???
Answer:
y + z = x
Step-by-step explanation:
The external angle of a triangle is equal to the sum of the 2 opposite interior angles.
x is an exterior angle of the triangle, thus
y + z = x
Answer:
a = 2(b) + 4.
Step-by-step explanation:
Part A: $11 + a = b. A= the extra money he got for walking the dog. B= the total money for walking the dogs.
Part B: a = 2(b) + 4. I did + 4 because it says “Larry was able to walk 4 more than twice as many dogs as his friend Kyle”. This equation would work because a = Larry and b = Kyle, so Larry has 2 times the amount as Kyle plus the 4.
I hope this helps <3