Question

3.What should be added to twice the rational number -5/3 to get -9/7 ? *

2 points

Your answer

3.What should be added to twice the rational number -5/3 to get -9/7 ? *

2 points

Your answer

3.What should be added to twice the rational number -5/3 to get -9/7 ? *
please give the answer fast

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Answer 1

Answer:

• let unknown number be x
• 2x + -5/3 =-9/7
• 2x=-9/7-(+5/3)
• 2x=-9/7-5/3,LCM is 21
• 2x=-9×3/7×3-5×7/3×7
• 2x=-27/21-35/21
• 2x=-62/21
• x=-2.95/2
• x=1.475