Answer: 5¹ + 5² + 5³, 130 students
<u>Step-by-step explanation:</u>
Monday: 1 1 1 1 1 = 5 ⇒ 5¹
+ Tuesday: 1(5) 1(5) 1(5) 1(5) 1(5) = + 25 ⇒ 5²
+ Wednesday:5(5) 5(5) 5(5) 5(5) 5(5) = <u>+125 </u>⇒ 5³
130
Extra Credit: How many students will know the rumor on Thursday? 5¹ + 5² + 5³ + 5⁴
Answer:
x = -6
Step-by-step explanation:
4x -3 = 5x +3
-4x -4x
-3 = x + 3
-3 -3
-6 = x
Answer:
216
Step-by-step explanation:
300 x .28 = 84
300 - 84 = 216