Question

if t+6=21, find value of -2t

Answer 1

Are you familiar with inverse operations? And would you like me to just give you the answer or teach you?

Answer 2

teach

Answer 3

Okay. So according to inverse operations, what we want to do is isolate the variable. The variable is t, in this case. What is being done to t in the equation?

Answer 4

As in, is anything being added, subtracted, multiplied, or divided to it?

Answer 5

ok

Answer 6

What's the answer?