Distributive property for (m+3)/2

Which shows one way to determine the factors of  x3  +  5x2  –  6x  –  30 by grouping? x(x2  –  5)  +  6(x2  –  5)x(x2  +  5)  –  6(x2  +  5)x2(x  –  5)  +  6(x  –  5)x2(x  +  5)  –  6(x  +  5)

Let r = 3. what is the value of r + 58?

Leslie started last week with $1200 in her checking account. during the week, she wrote the checks below.