Answer:
D. Systematic Random Sampling
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Answer:
hi sry i dont get what to write for an expression cause i dont have a number but i can tell you what to do! to find out what 15% of something is divide the number by 100 and the number you get after dividing multipy by 15 and you have you answer then all you have to do is put it in a expression!
Step-by-step explanation:
She bought x number of $7 cd and used and $10 gift card so
7x-10=32
7x=42
x=6 cds
Answer:
A parallelogram has two parallel pairs of opposite sides. A rectangle has two pairs of opposite sides parallel, and four right angles. It is also a parallelogram, since it has two pairs of parallel sides.
Answer:
<u>Answer</u><u>:</u><u> </u><u>4</u><u>x</u><u>²</u><u> </u><u>-</u><u> </u><u>9</u><u>x</u><u> </u><u>+</u><u> </u><u>2</u><u>0</u><u> </u>
Step-by-step explanation:
• General quadratic equation:
• sum of roots → 4 + 5 = 9
• product of roots → 4 × 5 = 20
• substitute: