Answer:
20+64=84
40+44=84
74+10=84
30+54=84
Step-by-step explanation:
(pls mark brainliest if u can)
:D
Answer: No
Step-by-step explanation:






Answer: 2.9 ≠ −7 (False)
Step-by-step explanation:
Answer:
$14.75
Step-by-step explanation:
The mathematical expression of the given above is 4/y^-3 where only the denominator is raised to exponent -3. Remember that the expression x^-n may also be expressed as 1/x^n. Thus, for the given, transfer the y^-3 of the denominator to the numerator to give the final answer of 4y³.