Answer:
$1030
Step-by-step explanation:
Last winter:
Total expense = 370 * 2.56 = $947.2
Next year,
price increases 9% per gallon
which means, per gallon cost is $2.7904
Approx. expense = 370 * 2.7904 = $1032.448 which is round down to $1030
20
...........................
Answer:
To find the gradient it's the difference in the y values divided by the difference in the x values.
g
=
y
1
−
y
2
x
1
−
x
2
g
=
4
−
0
−
2
−
0
=
4
−
2
−
2
This means the equation is of the form
y
=
−
2
x
+
c
where
c
is the y intercept. But we know it goes through the origin (0,0)
#=> y=-2x+0
Step-by-step explanation:
Answer:
5 and 6 or 25 and 36
Step-by-step explanation:
The answer is x=5 and here’s the steps