Nicole is half as old as Donald. The sum of their ages is 72. How old is Nicole, in years?
1 answer:
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Answer:
Step-by-step explanation:
The slope-intercept form of the equation of a line is
y = mx + b
To write the equation of a line in the slope-intercept form, solve the equation for y.
14x + 13y = 12
Subtract 14x from both sides.
13y = -14x + 12
Divide both sides by 13.