Your factored answer will be
(3x-4y) (x-5y)
hope this helps
7,14,21,28,35
Multiply 7 by 1-5
C. First person -hellobrains

<em>Golden ratio, also known as the golden section, golden mean, or divine proportion, in mathematics, the irrational number (1 + Square root of√5)/2, often denoted by the Greek letter ϕ or τ, which is approximately equal to 1.618.</em>