Cost of book (x) exceeds twice the cost of pen (y) by Rs 10. This statement can be expressed as linear equation.
(a) x – 2y – 10 = 0 (b) 2x – y – 10 = 0
(c) 2x + y – 10 = 0 (d) x – 2y + 10 = 0
PLEASE HELP ASAP

Two positive integers are 3 units apart on a number line. their product is 108. which equation can be used to solve for m, the greater integer? m(m – 3) = 108 m(m + 3) = 108 (m + 3)(m – 3) = 108 (m – 12)(m – 9) = 108

If g(x) is an odd function, which function must be an even function?

700 miles the train takes 5 hours to a travel the distance at what unit rate is the train traveling?