Answer:
<h2>x = 6</h2>
Step-by-step explanation:
Multiply through by 2
That's
<u>Expand</u>
That's
5x + 4 + 4x = 58
9x = 58 - 4
9x = 54
Divide both sides by 9
That's
We have the final answer as
<h3>x = 6</h3>
Hope this helps you
Answer:
B. Biased Sample.
Step-by-step explanation:
The population is not only made of mothers, but there are fathers, sons, daughters, brothers and sisters, and a lot of other people. By selecting only mothers, it gears the survey to be biased towards a certain type of thinking.
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The seamstress can cut 36, 15-inch pieces of ribbon from 5 rolls of 9 foot long ribbon.
None. The numbers adding to 6 with the greatest product are 3 and 3, and 3*3=9, which is not large enough.
Answer:
10
Step-by-step explanation:
If ABCD is a rectangle, then AB=CD and AC=BD.
- AC=BD, so x+6=2x-4
- Subtract, -x+6=-4
- Subtract, -x=-10
- Make positive, x=10
Check work:
- 10+6=2(10)-4
- 10+6=20-4
- 16=16
