The sum of 1 and 7 times a number is 64. write and solve an equation to determine the number. select the solution and graph that
2 answers:
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Step-by-step explanation:
This is the standard linear equation:
represents slope and
represents the y-intercept. In a finished equation,
and
are left as variables.
and
represent any given point in the function. In this case, one of the given coordinates is
, and we can use this by using
as
and
as
. After plugging in known variable, the equation becomes this:
This simplifies to:
Then to:
.
After plugging in slope and y-intercept, the finished equation is: