Answer:
area of square=36m²
area of square= side²
36cm²=side²
(36cm²)½=side
6cm=side
perimeter of square=4×side
perimeter of square =4×6cm
perimeter of square =24cm
Answer:
15%
Step-by-step explanation:
-3y = x...so we sub in -3y for x in the other equation
-x + 7y = 70
-(-3y) + 7y = 70
3y + 7y = 70
10y = 70
y = 70/10
y = 7
so we sub in 7 for y in either of the original equations to find x
-3y = x
-3(7) = x
-21 = x
so ur solution is (-21,7)
17 because Caronline is twice as old as Sarah which makes Sarah 14 and Jacob is 3 years older then Sarah
Hi,
The answer is c. The sample is biased.
This is because the sample is taken on a single state, an Rebecca reports a statistic about the nation. Her data contains information only of her state. If she lives in a very cold state, there is probably more homeowners using electric heat than in a hot state.
