solve for real x a)4x+3<6x+7
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Step-by-step explanation:
4x+3≤6x+7
⇒4x+3−3≤6x+7−3
⇒4x≤6x+4
⇒4x−6x≤6x+4−6x
⇒−2x≤4
⇒−x≤2
⇒x≥−2
∴x∈{−2,−1,0,1,2,...}
Answered by
1
4x+3 < 6x+7
6x-4x < 3-7
2x < -4
x < -4/2
x< -2
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