Question

Evaluate the expression below when y = 8. If needed, answer as a fraction or a decimal.
y⋅5y+2

Answer 1

322

Explanation:

substitute y with 8 so..

8⋅(5⋅8)+2

8⋅40+2

320+2

322

Answer 2

322

Explanation:

Since y = 8

Thus, we have to substitute y with 8

8 · 5(8)+2

Using PEMDAS:

• Parentheses
• Exponents
• Multiplication/Division
• Addition/Subtraction

8 · 5(8)+2

8 · 5 · 8 + 2

40 · 8 + 2

320 + 2

322

Hence, Answer = 322

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