Please help thank you

The volume of a box varies directly with its length if a box in the group has a length of 30inches and k=24 what is its volume

Lines f and g are cut by the transversal d. the measure of 1 = 2x + 35 and the measure of 8 = 10x - 85. what value of x will show that lines f and g are parallel? a. 19 b. 26 c. 18 d. 15

1/4x+5=3/4. i can't get access to the answer to this question! and, my request on "contact us" will not go