Answer:
C
Step-by-step explanation:
to evaluate substitute x = 0 and x = 1 into f(x)
note that = 1
f(0) = 45 × = 45 × 1 = 45
f(1) = 45 × = 45 ×
= 15
first number plus twice a second number is 1 . Twice the first number plus the second totals 8. Find the numbers.
1 answer:
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