Sagot :
[tex]\Huge\bold{Answer:}[/tex]
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Step 1: Let y=40y=40.
- y = 7² −9
Step 2: Simplify 7² to 49
- y = 49 − 9
Step 3: Simplify 49 - 9 to 40.
- y = 10
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[tex]\Huge\bold{Answer:}[/tex]
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Step 1: Let y=40y=40.
Step 2: Simplify 7² to 49
Step 3: Simplify 49 - 9 to 40.
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