Answer:
9
Step-by-step explanation:
3*3 =9
Answer:
one solution : (2 ; 3)
Step-by-step explanation:
hello :
4x + 5y =23
...(*)
9x- 5y= 3....(**)
add (*) and (**) : 13x =26
x =26/13 = 2
put this value in (*) : 4(2)+5y = 23
5y =15
y =15/5=3
one solution : (2 ; 3)
Please find the attached photograph for your answer
Answer:
explain?
Step-by-step explanation:
Y=15x-200
y=15(10)(4)-200; you multiply by 4 because there are 4 weeks in a month.
y=150(4)-200
y=600-200
y=400; they would make a $400 profit.