Mathematics for IGCSE & O level - Algebraic Manipulation (Section 8 - No. 33)

What is the correct factorization of 5x + 15?

5(x + 5)

5(x + 3)

x(5 + 15)

3(x + 5)

Vysvětlení

The common factor is 5; 5(x+3)

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