s5103903 s5103903

01-10-2020
Mathematics

contestada

In the equation 6.5x + 1.4y = 59, what is the value of x when y = 5

Respuesta :

vanillanekox3 vanillanekox3

01-10-2020

Answer:

x = 8

Step-by-step explanation:

6.5x + 1.4y = 59

If y = 5, then plug in 5 for y

6.5x + 1.4(5) = 59

Isolate variable (x)

6.5x + 7 = 59

6.5x = 59 - 7

6.5x = 52

x = 52 ÷ 6.5

x = 8

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