Three cans of tuna costs $1.50. What is the cost of one can of tuna
2 answers:
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The square of a binomial expands as follows:
Expanding all the binomials, we have
Sum like terms:
Simplify terms appearing on both sides:
Move all terms involving k to the left and all numbers to the right:
Divide both sides by -20:
Answer:
Step-by-step explanation:
