Answer:
x = 8
y = 53
Explanation:
Sub y = x + 45 into the second equation
x + 45 = 5x + 13
Rearrange by collecting the like terms
45 - 13 = 5x - x
32 = 4x
Divide both sides by 4
Sub x = 8 into first equation (y = x + 45)
y = 8 + 45
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