HELP ME PLEASE AND FAST HURRY

Weak battery is considered to be a part of routine a. inspection b. wear and tear c. maintenance d. check

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)

Consider the triangle. which shows the order of the angles from smallest to largest? angle a, angle b, angle c angle b, angle a, angle c angle b, angle c, angle a angle c, angle a, angle b