q1 (a)
Resultant = 10 N
1(0) + 5(0.5) + 4(1) = 6.5 = 10x
=> x = 0.65 from q
q1 (b)
Res = 5 N
2(0) + 1(2) + 2 (5) = 12 = 5x
=> x = 2.4
q1 (c)
Res = -5N
1(0) -7(1) + 1(2) = -5 = -5x
=> x = 1
q2
res = - 6w
2w(0) + w(3) + 3W(6) = -21W = -6Wx
x = 3.5
q3
Need to draw out the diagram
res = -10w
10wx = 3w
x = 0.3
q4
draw again
res = w + x
(w+x)y = w
y = w/(w+x)
z = x/(w+x)
q5
res = (k + 5)w
res x = w + 2kw
x = w + 2kw / k + 5 = 7/10