The ratio of areas is the square of the scale factor, so that factor is
√(320/180) = 4/3
Answer:
x=1 y =15
Step-by-step explanation:
hopefully correct
-5x-2y=13 (i)
3x-y=12
-y=12-3x
y=-12+3x (ii)
substitute ii into i
-5x-2(-12+3x)=13
-5x +24-6x=13
-11x=-11
x=1
substitute x into ii
y=-12+3(1)
y=15
.
. . x=1 and y =15
Answer:
hmmm not sure
Step-by-step explanation:
try mulitply the numbers
Answer:
The width is 35 cm.
The length is 25 cm.
Step-by-step explanation:
306 / 18 = 17
So he's on $17 / hour
$204 / $17 = 12.
Therefore he'd make $204 in 12 hours.
