caticatstar caticatstar

13-07-2021
Mathematics

contestada

Evaluate the given expression for x = 5 and y=5. 6x2 + 7xy + 3y?

Respuesta :

Theorem Theorem

13-07-2021

Step-by-step explanation:

Given, x = 5

y = 5

= 6(5)^2 +7(5)(5) +3(5)

= 6(25)+7(25) +15

= 150+175 + 15

= 150 + 190

=340

Answer Link

bamboola1 bamboola1

13-07-2021

Answer:

x = 12 y = 7

Step-by-step explanation:

6x^2 + 7xy + 3y

6(5)^2+ 7(5) + 7(8)y

6(5+5)+25+35 + 7(8)-7y

60+25+35+ 56-7y

y - 5 = 120 + 35 - 5 (+49y)

sqrt 150 + sqrt 49

x = 12 y = 7

Answer Link

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