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Mathematics

Answered

Is (1,8) a solution to this system of equations?
y = 6x + 2
y = x + 7
yes
no

Answer :

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Yes

Explanation: y = 6x + 2
y = x + 7
Combine the equation
6x + 2 = x + 7
Collect like terms
6x -x = 7 - 2
5x = 5
X = 1
Substitute x =1
Into any equation
y = 6(1) + 2
y= 6 + 2
y= 8

(1,8)

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