Answer 
Step-by-step explanation:
Use order of operations and evaluate the exponent first




Answer:
21.7391%
Step-by-step explanation:
21800/1002.80
Answer:
97,175
Step-by-step explanation:
I don't think It's necessary, but I am gonna do it anyways.
15*6=90
15*7=105
105 - 90 =15
15/2 =7,5
90+7,5= 97,5
15*6,5= 97,5
0,05*6,5= 0,325
97,5 - 0,325 = 97,175
5x-2=3x+8
X=5
That's your answer