Respuesta :
Answer:
179
Step-by-step explanation:
5x^2 + x - 7
5(6)^2 + 6 - 7
5(36) + 6 - 7
180 +6 -7
180 - 1
179
Answer:
179 is the correct answer.
Step-by-step explanation:
x = 6
5x^2 + x - 7
Now, replace both x's with 6 and solve,
5(6)^2 + 6 - 7
(6 x 6 = 36)
5 x 36 + 6 - 7
(5 x 36 = 180)
180 + 6 - 7 = 179