Easy multiply 5 * 3 and it equals 15 there your answer.
This number would be 24. So 21 own football boots, 16 own a football and there are 24 children in the class. not good at math so yeah
A. Surveying the students about their favorite type of math problem.
and
C. Sampling water for contaminants
Step one: set the base of each term to be the same (10)
(10ˣ)(10²)²ˣ = (10³)⁵
(10ˣ) (10⁴ˣ)= (10¹⁵)
10⁵ˣ = 10¹⁵
Because the indices are the same we can equate the two.
5x = 15
x = 3
Check 10⁵ˣ³ = 10¹⁵ 10¹⁵=10¹⁵
Answer:
$30
Step-by-step explanation:
25% of 40 = 10
40-10 = 30
