Mathematics for IGCSE & O level - Algebraic Manipulation (Section 6 - No. 15)

What is the simplified expression for: 5(2x + 3) + 2x?

10x + 15

12x + 15

7x + 8

7x + 15

Erläuterung

10x + 15 + 2x = 12x + 15

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