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Mathematics for IGCSE & O level - Equations (Section 6 - No. 31)
If you are asked to 'Solve for x: 3x - 7 = 8', what is the value of x?
1
5
15/3
1
Forklaring
Add 7 to both sides, then divide by 3 to get x=5.
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Tillad, at javascript indlæser denne side korrekt
