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OLEGan [10]
3 years ago
5

Solve for x. X + 0.60(15) = 0.80(x + 15)

Mathematics
2 answers:
devlian [24]3 years ago
8 0

Answer: D 15

Step-by-step explanation:

galben [10]3 years ago
4 0

x+0.60(15)=0.80(x+15)\ \ \ \ |\text{use distributive property}\\\\x+9=0.80x+12\ \ \ \ |-9\\\\x=0.8x+3\ \ \ \ |-0.8x\\\\0.2x=3\ \ \ \ |\cdot5\\\\\boxed{x=15}

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