Solve 4(x – 5) = 18 pl show working out
1 answer:
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Answer:
Step-by-step explanation:
step 1
Find the slope of the line that is perpendicular to the given line
we have
-----> given line
The slope of the given line is
Remember that
If two lines are perpendicular, then their slopes are opposite reciprocal
therefore
The slope of the line that is perpendicular to the given line is
step 2
Find the equation of the line in slope intercept form
we have
substitute
solve for b
therefore