A is True
B is False
C is False
D is True
A.)
3cm 20km
7.5cm Xkm
X=20•7.5/3
X=150/3
X=50 km TRUE
B.)
3cm. 20km
4cm. Xkm
X=20•4/3
X=80/3
X=26.66 FALSE
C.)
3cm. 20km
Xcm. 45km
X=3•45/20
X=135/20
X=6.75cm FALSE
D.)
3cm. 20km
Xcm. 66km
X=3•66/20
X=198/20
X=9.9 cm TRUE
The Standard Form equation of a line has the following formula: <span><span>Ax+By=C, where </span><span>A≠<span>0 and B</span></span></span>≠0 ;
In your case, 3x + (-7)y = 9 ;
Answer: C
Step-by-step explanation:
Find a common denominator.
we'll pick 12 so...
1/4 = 3/12
1/3 = 4/12
So you gave your sisters
3/12 + 4/12 = 7/12
You keep 12/12 - 7/12 = 5/12