Consider the following system of equations 2x+3y=45 x+y=10 what is the x value of the solution for this system

Can't gugys answer the ratio question. this is urgent the plans of a building is drawn toward scale of 1: 1000. kfc the foyer on the plans measures 62mm by 54mm, how large is the foyer in real life?

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

Find the volume of the solid obtained by rotating the region enclosed by the curves y=1x and y=7^-x about the x-axis. (use symbolic notation and fractions where needed.) volume =