Choose the equation that best describes the situation below. Lee is 32 years younger than his mother and his mother is 67 years old. How old is Lee?
a = Lee's age

67-32=a

if his mom is 67 and he is 32 years younger 67 minus 32 would equal a which is his age

a

step-by-step explanation:

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the arc length is found by finding the circumference of the full circle (2xpixradius) and then dividing by 4 to find just one quarter of the circle (90 degrees).