3.1(2-x)+4.5=7.2-4.3(-3.7+x). Created by CeJIeDKa. matematika-ru

3.1(2-x)+4.5=7.2-4.3(-3.7+x)...

July 2022 1 6 Report

3.1(2-x)+4.5=7.2-4.3(-3.7+x)

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mariya5050 3.1(2-x)+4.5=7.2-4.3(-3.7+x)
6.2-3.1x+4.5=7.2+15.91-4.3x
10.7-3.1x=23.11-4.3x
3.1x+4.3x=23.11-10.7
12x=12.41
×=12.41÷12
×=12.41/100:12/10
x=12.41/100×10/12
x=12.41/10×1/12
x=12.41/120

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