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hãy giải phương trình bậc nhất 7-2x=22-3x

Sagot :

Sreanpanhasethidn

Answer:

7-2x=22-3x

-2x=15-3x (minus 7 from both side)

x=15 ( plus 3x from both side)

Snowkid0idn

Answer:

7-2x=22-3x

7-2x=22-3xcollecting like terms:

7-2x=22-3xcollecting like terms:-2x+3x=22-7

7-2x=22-3xcollecting like terms:-2x+3x=22-7 x=15

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