IdkHowToDoMath
16.06.2020 •
Mathematics
In the diagram, a/b=3/4 For a - e, match each statement. b/a= ? 4a=? ?=b/4 ?=7/4 a+b/b=?
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Ответ:
Here is how you solve it fr.
1. a) 6x + 4x - 6 = 24 + 9x
10x - 9x = 24 + 6
x = 30
b) 25 - 4x = 15 - 3x + 10 - x
25 - 4x = 25 - 4x
c) 4x + 8 = 2x + 7 + 2x - 20
4x - 4x = 7 - 20 - 8
0 = - 22