Work out the answers to these questions.
a) 401 - 82.6
b)
100.8 - 73.9

How many solutions does the nonlinear system of equations graphed bellow have?

Fast! find the length of cu. the triangles are similar. show your work.

Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14