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Solve: 9x-7≤28+4x;x€W​
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4 votes
Solve: 9x-7≤28+4x;x€W​

User Rinat Mukhamedgaliev
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1 Answer

3 votes

we have 9x - 7 ≤ 28 + 4x

⇔9x - 4x ≤ 28 +7

⇔5x ≤ 35

⇔x ≤ 7

ok done. Thank to me :>

User Herz Rod
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