Answer:
Step-by-step explanation:
Negative exponents in the numerator get moved to the denominator and become positive exponents. Negative exponents in the denominator get moved to the numerator and become positive exponents.
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Answer: 1, 4, -7
Step-by-step explanation:
Coefficients are numbers that are in front of a variable. Let's first determine the terms that have variables in them.
z, 4z², -7a
Since these all have variables in the terms, we know the coefficients are 1, 4, -7.
<span>C. The older brother payed bill $12 .75 and the younger brother does not owe him any money</span>
Answer:
80
Step-by-step explanation:
70 + 30 = 100
180 - 100 = 80
