Answer:
False
Step-by-step explanation:
A reciprocal is when a whole number fraction is flipped
Therefore the reciprocal of 7 is 1/7
Answer:
x=3
Step-by-step explanation:
15-7x=5x-21
12x=36
x=3
Answer:
y = 45/m^2 − 49/4
Isolate the variable by dividing each side by factors that don't contain the variable
Answer:
21
Step-by-step explanation:
14+7=21