Arthur used a calculator to evaluate an expression and got a result of 10. Which expression did Arthur evaluate? Arthur evaluated 20 : (5 * 2 - 6) + 8. Arthur evaluated (20 : 5) * 2 - 6 + 8. Arthur evaluated 20 : (5 * 2) - 6 + 8. Arthur evaluated (20 : 5) * (2 - 6) + 8.

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Zara Lane

Mathematics

23 April, 11:04

Arthur used a calculator to evaluate an expression and got a result of 10. Which expression did Arthur evaluate? Arthur evaluated 20 : (5 * 2 - 6) + 8. Arthur evaluated (20 : 5) * 2 - 6 + 8. Arthur evaluated 20 : (5 * 2) - 6 + 8. Arthur evaluated (20 : 5) * (2 - 6) + 8.

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Aubrey · Answer 1

20 : (5 * 2 - 6) + 8=20: (10-6) + 8=20:4+6=5+6=11

(20 : 5) * 2 - 6 + 8=4*2-6+8=8-6+8=2+8=10

20 : (5 * 2) - 6 + 8=20:10-6+8=2-6+8=-4+8=4

(20 : 5) * (2 - 6) + 8=4 * (-4) + 8=-16+8=-8