3 years ago

How to solve y = 5 2x - y =9

Mathematics

2 answers:

lorasvet [3.4K]3 years ago

6 0

Answer:

2x - y = 9

2x - 5 = 9

(add 5 on both sides)

2x= 14

(divide 2 on both side)

x = 7 << (answer)

steposvetlana [31]3 years ago

3 0

2x - y =9

9+5=14
2(7)=14
2(7) - 5 = 9

X = 7

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