For problems like this we can use algebra to help us, the farenheight 6 hours ago was:
(2xt)-6=-20
We have to balance the sides out, first we minus 6
2xt=-26
Now we can divide by 2
t=-13
We now know the temperature 6 hours ago was -13
Pretty sure it would be 21x^2+16x+17y
Answer:
b
Step-by-step explanation:
sorry if i am wrong
6.02 because you divide
4.3 ÷ 4= 1.075
Now multiply 1.075 × 5.6 = 6.02