Question

The expression 3b +2.2 is equal to for b = 1.8.
(Type a whole number or a decimal.)
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What is the answer?

Answer 1

3b + 2.2 when b = 1.8 would turn into a new equation. Replace b with the new factor.

3(1.8) + 22
3(1.8) = 5.4
5.4 + 2.2 = 7.6