lisagrimmett3
23.11.2019 •
Mathematics
Dan wants to make trail mix made up of almonds, pecans, and raisins. he wants a mix of one part almonds, two parts pecans, and three parts raisins. almonds cost $12 per pound, pecans cost $8 per pound, and raisins cost $4 per pound. dan has $30 to spend on the trail mix. which equation can be used to find how many pounds of trail mix he can buy for $30? a) 12x + 8x + 43x = 30 b) 12x + 8x + 43x = 90 c) 12x + 8(2x) + 4(3x) = 30 d) 12x + 8(2x) + 4(3x) = 90
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Ответ:
(4.75, 2.25)
Step-by-step explanation:
The reflection across the x-axis is represented by this rule: (x, -y). We want to reflect this new point back over the x-axis to see what the original point was.
(4.75, -2.25) --> (4.75, 2.25)
The original point is (4.75, 2.25).