Which expression is equivalent to 12x-3x
a. x(12-3)
b. 8x
c. 3 (3x-x)
d. 9
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leave an explanation to how you found your answer.

b. 8x

Step-by-step explanation:

its easy because the unknowns are equal then you just do the subtraction

A

Because 12-3=9. Then, you’re going to multiply the x to the 9 making it 9x. Which is the same as 12x-3x since that’s also 9x

the equation cos(35) =a/25 can be used to find the length of bc what is the length of bc? round to the nearest tenth

step-by-step explanation:

step- i d k and i d c : )

you: : 0

bye