# math

evaluate the following expression if x = –4.28, and y = –4.68. Round your answer to the nearest tenth.x – 5y

1. 👍 0
2. 👎 0
3. 👁 40
1. x-5y
-4.28 -5(-4.68) =
-4.28 + 23.40 = +19.12
Now you round to the nearest tenth.

1. 👍 0
2. 👎 0
2. well 5 y = 23.4
so
x - 5 y = -4.28 - (-23.4)
minus a minus is a plus
so
x - 5 y = -4.28 + 23.4
= 19.12 which to the nearest tenth is 19.1

1. 👍 0
2. 👎 0
posted by Damon
3. well 5 y = -23.4 forgot minus sign
so
x - 5 y = -4.28 - (-23.4)
minus a minus is a plus
so
x - 5 y = -4.28 + 23.4
= 19.12 which to the nearest tenth is 19.1

1. 👍 0
2. 👎 0
posted by Damon

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