<span>Equation:
0.15x + 0.10(5-x) = 0.11*5
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Multiply thru by 100:
15x + 10*5 - 10x = 11*5
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5x = 5
x = 1 liter (amt. 15% oj needed)
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5-x = 4 liters (amt of 10% oj needed)
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Rate of change or slope. Hope it helps.
Answer:
d=1/2
Step-by-step explanation:

Answer:
15(1 + 3)
Step-by-step explanation:
15 written in its prime factors is 3 × 5 (15 × 1)
45 written in its prime factors 3 × 3 × 5 (15 × 3)
The greatest common factor is 15: 15 × 1 = 15 and 15 × 3 is 45
∴ 15 + 45 = 15(1 + 3)
Hope this helps! Make me brainiest, lol it's fine if you don't. : )