Brian has DVDs and CDs. The number of CDs he has can be modelled with the formula C = 2D + 11, where C represents the number of
CDs and D represents the number DVDs. If he has 41 CDs, how many DVDs does he have?
1 answer:
Answer: <u> 15 DVDs</u>
Step-by-step explanation:
C = 2D + 11
41 = 2D + 11
2D = 30
D = 15 DVDs
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Answer:
22
Step-by-step explanation:
1/2x + 6 = 17
subtract 6 from each side of the equation:
1/2x = 11
multiply both sides by 2:
x = 22
Area of trapezoid = 1/2(b1+b2)(h)
<span>1/2(10 cm + 8 cm)(12cm) = </span>
<span>108 cm^2</span>
36/42
multiply the top and bottom by 6.
7 x 6 = 42
6 x 6= 36
Itz B because 10-2=8
It would be like this 2/10 (btw it's not division...is a fraction) simplified to 1/5
