Year 9 Test 1 Number: original practice questions, not affiliated with ACARA

Year 9 Test 1 Number·Question 1 of 665:00Numeracy

Solve 3x − 7 = 20.

What is the value of x?

A number machine. Start with x, multiply by 3, then subtract 7. The result is 20.x× 3?− 720
Start with x, multiply by 3, then subtract 7. The result is 20.

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