PLS HELP ASAP ILL MARK BRAINLIEST Multiply your polynomial by a linear binomial.
1x^7 +1x^5 +8x^4 +2x^3 -4

How to choose the sign of the radical in the denominator of the formula for the distance from a point to a line.

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

∆red ≅ ∆ by rule will give brainiest if possible