Solve the following system of equations by the substitution method. 8x = 2y + 5
3x = y +7
What is the solution set?
O [(-9/2, -412)
O [(-412,-9/2)]

Find dy/dx using implicit differentiation ln(20+e^xy)=y

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?

How do i multiply two digit numbers