Question

when x=2 , y=1 , find the value of the expression 7x square - 5y+5​

Answer 1

Answer:

x=2 and y=1 ...... given

7x²-5y+5

therefore by substituting the values,

7(2) ²-5(1) +5

7×4-5+5

28+0

28

Answer 2

Answer:

7x square - 5y + 5

Step-by-step explanation:

7 * 2 square - 5 * 1 + 5

14 square - 5 + 5

196 - 10

186 is the answer

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