Respuesta :
Answer:
okay so the first one ull need to kno pemdas so start with the perenthesis (5^2-10) and then the exponent 2^3 and multyply thats by 5 and what ever answer u got in the perenthisis u divide by what u got with the second side of the problem
Step-by-step explanation:
if u need more help ill tutor u on it :)
Step-by-step explanation:
1. (5² - 10) ÷ 5 x 2³
= (25 - 10) ÷ 5 x 8
= 15 ÷ 5 x 8
= 3 x 8
= 24
2. a) 8.75 x 20 ( hrs )
= 175 a day
b) 175 x 5 ( 5 working days )
= 875 (in a week)
c) 875 x 8 ( 8 wks )
= 7,000