Heather worked on 4 command cards in 140 minutes. At the same rate, how many cards can she complete in 315 minutes?

To prove "p is equal to q" using an indirect proof, what would your starting assumption be?

Given f(x)= 9x+1 and g(x)=x^3, choose the expression (f*g)(x)

Factor the following expression. 27y3 – 343 a. (3y + 7)(9y2 + 2ly + 49) b. (3y – 7)(9y2 + 2ly + 49) c. (3y – 7)(932 – 217 + 49) d. (3y + 7)(92 – 2ly + 49)