Answer:
4$
Step-by-step explanation:
Answer: (x, y) = (-5, -10)
Step-by-step explanation: too lazy
He needs to earn ; 77.99-20= 57.99 dollars
so in one week there are 2 weekends; so he earns 6×3×2 = 36 dollars
so no of week = 57.99÷ 36= 1.6 weeks
so weeks are in natural no thus it will take him 2 weeks !!
Answer: the 2nd one
Step-by-step explanation: you didn’t multiply the -7 by 5, therefore being wrong