Set your equations up algebraically.
At 11mph: 43 minutes to burn 300 calories
At 15mph: 28 minutes to burn 300 calories
Answer:
AA similarity theorm
Step-by-step explanation:
wx prependicular to xz and uz is same us wx
and if only the angles are given the figure would be similar with AA similarity theorm
8+4x>5x
Subtract 4x both sides
8 +4x-4x>5x-4x
8>X