Fourteen less than the product of ten and a number is the sum of twice a number and ten.

The trigonometric ratios sine and secant are reciprocals of each other

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

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0