Answer:
pounds
Step-by-step explanation:
By using unitary method,
∵ 1 full tub of water weighs = pounds
∴ of a water tub will weigh =
=
= pounds
Therefore, water filled in th part of the tub will weigh pounds.
What you want to do is isolate the variable. Take your equation 3u=14-4u and move the -4u over to the other side; making it look like this 7u=14. Then divide by 7 to isolate the u making u=2. Your answer is u=2.
Answer:
5
8
3
15
8
16
6
6
10
3
3
9
14
6
9
9
Step-by-step explanation:
Answer:
$0.70 per letter, $1.50 flat fee
Step-by-step explanation:
x+18y=14.1 -> x=-18y+14.1
x+35y=26
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(-18y+14.1)+35y=26 -> 17y=11.9 -> y=0.7
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x+35(0.7)=26 -> x+24.5=26 -> x=1.5
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y=0.7
x=1.5
Hope this helps. :)