Question

I just need to make sure this is correct for a test 6x² - 3x when x=5. my answer was 135

Answer 1

Yes, it's 135.

Explanation:

6(5^2)-3(5)

6(25)-15

150-15= 135.

Answer 2

135 is the correct answer

Explanation:

6x^2-3x

substitution

x=5

6* (5*5) -3*5

6*25-3*5

150-15= 135