Answer:
21
Step-by-step explanation:
The smallest number that can go into both 3 and 7 as our denominators is 21. This can be worked about by multiplying them together.
(FYI: In some cases, if the product is even, it may not always work to multiply them together)
Answer:
X=2
Step-by-step explanation:
We can change the left side of the equation to (x+5)² which gives us
(x+5)²=49 now to get rid of the squared we can take the square root of both sides which gets us to x+5=7 and now subtract 5 from both sides to get your final answer of x=2
I hope this helps and please don't hesitate to ask if there is anything still unclear!
The actual width of the living room is 20 feet.
Answer:
2/7
Step-by-step explanation:
Even numbers: 6, 8, 10, 20
P(E1) = 4/7
P(E2) = 3/6
4/7 × 3/6
2/7
