If 3^a=7^b=21^c show that 1/a -1/b =1/c

people grow faster than other people.

step-by-step explanation:

should you really be posting this isn't math boi.

lockers 1, 4, 9, 16, 25, 40, and 49 are open

i ran through it by the other answer is wrong

5

step-by-step explanation:

“a term can be a signed number, a variable, or a constant multiplied by a + sign or j sign. in , the terms are 5x , 3y and 8. when a term is made up of a constant multiplied by a variable or variables, that constant is called a coefficient.” i hope this you.