Mathematics for IGCSE & O level - Algebraic Manipulation (Section 3 - No. 16)

Simplify: 2y + 5z - y - 3z

3y + 8z

y + 2z

3y + 2z

y + 8z

解释

Combining like terms: 2y - y + 5z - 3z = y + 2z

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