3 years ago

Twice a number plus 6 times the number is 72

Mathematics

2 answers:

kolbaska11 [484]3 years ago

8 0

$(2 \times x) + (6 \times x) = 72 \\ 2x + 6x = 72 \\ 8x = 72 \\ x = 72 \div 8 \\ x = 9$

ExtremeBDS [4]3 years ago

6 0

Answer:

Step-by-step explanation:

Let the no be x

By the conditions given ,

2x + 6x = 72

8x = 72

x = 72/8

x = 9

therefore the no is 9

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