Since the 3 and 7 have 21 as a common multiple you can divide 21 by the denominator of each term and then multiply it by the numerator which get you while numbers
Answer:
47
Step-by-step explanation:
Answer:
x = - 9/a + 4b/a
Step-by-step explanation:
Isolate the variable by dividing each side by factors that don't contain the variable.
Answer:
I think its the second one
Step-by-step explanation: