Answer:
Step-by-step explanation:
-5a + 5b - 5
18xy - 6y
8x - 4y
-12d + 9e - 15
Answer:for 5
Step-by-step explanation:1,5
First, work out the difference (decrease) between the two numbers you are comparing. Next, divide the decrease by the original number and multiply the answer by 100. If the answer is a negative number, this is a percentage increase.
1 simply 1
1*1*1=1
-70
∠S=180-(54+62)=180-116=64°
using sin formula
