A jar of quarters and dimes contains $20.00. There are 110 coins in all. How many of each are there?
1 answer:
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Answer:
D.
Step-by-step explanation:
When a line is perpendicular to another, their slopes will be opposite reciprocal. For example, 1 would be -1, -3 would be , and
would be -5. The equation is written in slope-intercept form:
m is the slope, so find the equation with the opposite reciprocal of 3, :
is the only option with the correct slope, so the answer is D.
Ray is years old.
Ron is years old.
In 2 years, Ron will be two years older than now, so years old.