Sergio makes belts in his garage. he makes a certain number of belts for every hour he works. what is the missing value in the table

The perimeter of a triangle is 69 cm. the first is 5 cm shorter than the second side. the third side is twice as long the first side. find the length of each side

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.

Isabel graphed the following system of equations. 2x – y = 6 y = -3x + 4 she came up with the solution (2,-2). what were the 3 steps she did to get that solution? (make sure they are in the correct order)