2+ a + b = a + 2 + b is an example of which algebraic property? (5 point)

distributive property
associative property of addition
commutative property of addition
symmetric property

Aline passes through 3,7 and 6,9 what equation represents the line

Two line segments are shown in the figure below. suppose that the length of the line along the x-axis is 6, and the length of the hypotenuse of the triangle is 10. what is the equation of the hypotenuse line (shown in red, below)?

Which expression is equivalent to 16 in exponential form? a) 4 × 4 b) 8 × 2 c) 23 d) 24