Answer:
See below.
Step-by-step explanation:
m∠A + m∠B = m∠B + m∠C
Use the subtraction property of equality to subtract m<B from both sides of the equation.
m∠A + m∠B - m<B = m∠B - m<B + m∠C
m∠A = m∠C
this is answer
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At least means it can be larger than or equal to.
X >= 15
No more than means less than or equal to:
X <= $7
n is 16
good luck
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