10. The Johnson family purchased a new television that had a 62 inch diagonal. The height of the television was 30 inches. Appro
1 answer:
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Answer:
B
Step-by-step explanation:
let y = f(x) and rearrange making x the subject, that is
y = x - 3 ( add 3 to both sides )
y + 3 = x
change y back into terms of x, then
(x) = x + 3 → B