Holly finds that (11m – 13n + 6mn) – (10m – 7n + 3mn) = m – 20n + 9mn. what error did holly make?
a.) she only used the additive inverse of 10m when combining like terms.
b.) she added the polynomials instead of subtracting.
c.) she only used the additive inverses of –7n and 3mn when combining like terms.
d.) she did not combine all like terms.

The art class is planning to paint a mural on an outside wall. this figure is a scale drawing of the wall. width: 11 in length: 28 in unit rate: 1.5 ft per in. write the ratio of the area of the drawing to the area of the actual mural. write your answer as a unit rate. show that this unit rate is equal to the square of the unit rate 1.5 ft per in

Acoffee shop orders at most $3,500 worth of coffee and tea. the shop needs to make a profit of at least $1,900 on the order.

According to the graph , what is the approximate annual mean wage for gaming managers? $75,000 $100,000 $80,000 $45,000