Operations (Order & Substitution) 1
G=2.2
D=5G+15
5G =
D =
U=2.2
V=11
A=U+12
U/V=
A =
V
W=3.1
L=2.3
P=2L+2W
2W =
2L =
P =
H=1.5
B=3.1
A=2.3
½(A+B) =
C=½(A+B)H
A+B =
C =
i=16.2
b=2.1
i/4+b=
m=   i +b
i/4=
m =
[
4
]
3
D=4
B=6.25
BD =
C=√BD
C =
R=2.5
r2 =
A=πr2
A =
to 1 decimal
       place
u=4.2
v=0.9
s= ½uv2
½u =
v2 =
s =
a=2.1
b=1.5
F= 3a+2b
2b =
3a =
F =
e=2.1
P=6+2(3e-1)
2(3e-1) =
3e-1 =
3e =
P =
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