The head tube angle of a bike determines how easy the bike is to steer. A bike frame with angle approximations is shown. What is the tube angle of the bike?

What is the point-slope form of the equation for the line with a slope of -2 that passes through (1,4)?

Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²