How to solve 2x-4(x+3)= x-3

x=-3

Step-by-step explanation:

2x-4(x+3)=x-3

2x-4x-12=x-3

-2x-12=x-3.    add 12 to both sides

-2x=x+9.        subtract x from both sides

-3x=9.            Divide both sides by -3

x=-3

answer: what is the question you're trying to ask?

step-by-step explanation:

a_n = a_1 + (n - 1)d

the first term is 6.

the common difference d = ?

when you find d, replace n with 7 and d with the common difference to find your answer.