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Algebraic Expressions — MATHS STD 6 — Question

Gujarat BoardEnglish MediumSTD 6MATHSAlgebraic Expressions2 Marks
Question
Add: $8a - 6ab + 5b, -6a - ab - 8b, -4a + 2ab + 3b$
✓

Answer

$8a - 6ab + 5b, -6a - ab - 8b, -4a + 2ab + 3b $
$= 8a - 6ab + 5b + (-6a) - ab - 8b + (-4a) + 2ab + 3b $
$= (8a - 6a - 4a) - (6ab + ab - 2ab) + (5b - 8b + 3ab)$
$ = -2a - (7ab - 2ab) + (8b - 8b) $
$= -2a - 5ab$

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