Given: m∠A + m∠B = m∠B + m∠C Prove: m∠C = m∠A

Write a paragraph proof to prove the statement.

D:

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).

What is the value of f(x) = 2.2 for f(-2)?