Find the surface area of the following figure.

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11

The measure of an angle is 117°. what is the measure of a supplementary angle?

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account