Answer:
w = 12
Step-by-step explanation:
2(4w-1)=-10(w-3)+4
2*4w + 2*-1 = (10*w + 10*-3) + 4
8w - 2 = 10w - 30 + 4
8w - 2 = 10w - 26
26 - 2 = 10w - 8w
24 = 2w
w = 24/2
w = 12
Check:
2((4*12)-1) = 10(12-3) + 4
2(48-1) = 10(9) + 4
2*47 = 90 + 4 = 94
The incorrect rounding for 53.864 is 53.87
<h3>How to approximation a decimal?</h3>
The decimal to be approximated is as follows;
53.864
The first option rounded the decimal to 2 significant figures or a whole number.
The second option is incorrect because they rounded it wrongly to 2 decimal places. The correct 2 decimal round is 53.86.
The third option is approximated rightly to one decimal place.
The last option is rounded to the closes tens term.
learn more on approximation here: brainly.com/question/9608644
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Answer:
353
Step-by-step explanation:
355-42=x-40
I just need to subtract 2 from 355 to get x because I subtracted 2 from 42 to get 40.
355-2=353=x
Answer:
= 20 ft
Step-by-step explanation:
The perimeter is found by
P = 2(l+w)
= 2(6+4)
=2(10)
= 20 ft
Answer:
1. 2c+9=m
Step-by-step explanation:
