HELP TEST!! In quadrilateral ABCD, M
A: 18
B: 144
C: 7
D: 36

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

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b

The amount of data left on the cell phone six gb for 81.5 gb of data is used how much data is available at the beginning of the cycle