Answer:
will make the equation true
Step-by-step explanation:
Given


Required
Which is true for x
We have:

Collect like terms


Solve for x


Answer: 3 hours
Step-by-step explanation:
the answer this can be solved by the function:
324 = 27x + 243
-243 -243
27x = 81
/27 /27
x = 3 hours past 7.
Answer:
Step-by-step explanation:
Part 1:y=426x+4298
y=223x+6129
Part 2: x=9.020 (x is the number of months and y is the miles)
Part 3: y=8140.394, or 8,140 since it's rounding to the nearest mile