Question

11

Solve the following equation when a =4 and b=7. 5a2_11b+9=

Can you help me with the answer if you know?

Answer 1

12

Explanation:

• a = 4 and b = 7
• 5a² - 11b + 9 = ?

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Plugging in values of a and b and simplifying to get answer:

• 5a² - 11b + 9=
• 5*4² - 11*7 + 9=
• 5*16 - 77 + 9 =
• 80 - 77 + 9 =
• 3+ 9 = 12

Answer is 12