Maths hw ( 20 point )

i have some hw don't know plz help me 1. S = 1/2(a+b)x [x] 2..d = o/o-m [m] 3.complete the following exercises on the equation a=c/2b find the value of a when b=3 and c=4. [sol] a=4/2 times 3 Solve the equation for c. [sol] a=c/2b c=? II Complete the following exercise on the... show more i have some hw don't know plz help me

1. S = 1/2(a+b)x [x]

2..d = o/o-m [m]

3.complete the following exercises on the equation a=c/2b

find the value of a when b=3 and c=4.
[sol] a=4/2 times 3

Solve the equation for c.

[sol] a=c/2b

c=?

II Complete the following exercise on the equation V = 1/3 Bh.

(1) Find the value of V when B = 5 nad h = 2.

(2) Solve thwe equation for h.

(3) find the value of h when v = 15 and B= 5.

III Complete the following exercise on the equation a= bc +d.

(1) find the value of a when b=2, c=3 and d=4.

(2) Solve the equation for d.

(3) Find the value of d when a=3, b = 1/2 and c = 5.

(4) Solve the equation for b.

(5) Find the value od b when a=2, c = 3 and d=4

THX >>>> :-) AND PLZ ALL NEEDS FULL ANSWER THX > IF YOU
ANSWER ME IT COST 20 point !!!!!!!!!!