I believe your answer is D. 77.
Hello! They answer to your question would be that you spent $44. This was because 7*2=14 and 6*5-30. Therefore, 14+30=44.
Answer:
rational number
Step-by-step explanation:
rational numbers: are number that can be written in a fraction form and the numerator and the denominator have to be integers
and if we see -4 is a perfect square and -2*2 equals to 4 and two is a integer so, -4 is an a rational number
