Seudónimo Seudónimo
  • 20-09-2016
  • Mathematics
contestada

Solve the equation check solution. 8y -7=9

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Attackontitanisbae
Attackontitanisbae Attackontitanisbae
  • 20-09-2016
8y-7=9
    +7 +7 
8y=16 
8      8 
y=2 
So the answer is y=2
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0793616
0793616 0793616
  • 11-02-2021

Answer:

Y = 2

Step-by-step explanation:

Use the inverse operation to isolate the variable. Undo multiplication by dividing by 8 on both sides of the equation. Simplify by completing the divisions, 40 ÷ 8 = 5, and 8 ÷ 8 = 1. The solution is y = 5. Check the solution by substituting 5 for y in the original equation, and then simplify. 8 × 5 = 40 and 40 = 40 is a true statement, so 5 is the solution.

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