5x + 7x = 180 ⇒ properties of linear pair
12x = 80 ⇒ addition property (since (5 + 7)x = 12x)
x = 15 ⇒ Division property (since we divide both sides by 12)
Answer:
80 %
Step-by-step explanation:
since the percentage has increased by 2%, we say 78%+2%=80%
Answer: n divided by 43
Step-by-step explanation: You always take the last number of the equation and divide it by the answer and you should get the first number.
H = -1/2; h = 2
There are two answers for this question, -1/2 (or -0.5) and 2.
