charlzperru8234
13.11.2020 •
Mathematics
PLS PLS PLS HELP THIS IS AN ALGEBRA 2 QUESTION
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Ответ:
look
Step-by-step explanation:
When she simplified her radical she put 5x*2x and 12 squared
what she should ahve done is 5x*4x^2 square 3x
Ответ:
270 = 90/100x
270 = 9/10x
270 = 0,9x / ÷ 0,9 (both sides)
x = 300
Doublecheck:
90% * 300 =
= 90/100 * 300 =
= 9/10 * 300 =
= 9/1 * 30 =
= 9 * 30 =
= 270
So it's correct :)