Answer:
y = -7
Step-by-step explanation:
Put x = 2 in any one of the equation
5x +2y = -4
5*2 + 2y = -4
10 +2y = -4
2y = -4 -10
2y = -14
y = -14/2
y = -7
Answer: John Hancock Center is faster
Step-by-step explanation:
If the equation is y=30x and x represents seconds then multiply 30 and 60 to get the amount of feet travelled per minute which is 1800. If 1800>1400 then John Hancock Center has a faster elevator rate.
Answer:
12.375 is believed to be the correct answer
Answer: 4
Step-by-step explanation:
(16/100) × 25
= 4
Therefore, 16% of 25 litres is 4 litres.
Answer:
163
Step-by-step explanation:
10(10)+9(7)=
100+63=163
