Which expression would be easier to simplify if you used the commutative property to change the order of the numbers?
A. (1) + + (-3)
B. 75.5 +5.5+ (-125)
C. 140 + 60 + 17
D. (130) +42 + (-20)

The total number of photos on hannah’s camera is a linear function of how long she was in rome. she already had 44 photos on her camera when she arrived. then she took 24 photos each day for 6 days. what is the rate of change of the linear function that represents this

Evaluate cos2θ for cosθ = square root of 3/2

50 points and will mark brainlest if you were constructing a triangular frame, and you had wood in the length of 4inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood? yes or no? = explain your mathematical thinking: