Answer: 324 buttons
Step-by-step explanation:
1 button in 0.15 seconds = x buttons in 48.6 second d
1 / 0.15 = x / 48.6 (cross multiplication )
48.6/0.15 = 324
Answer:
Three equal sides, so lets find one by solving for x
6x + 16 = 9x-11
-3x = -27
x = 9
6(9) + 16 = 70
9(9) - 11 = 70
70(3) = 210 cm