At the mall you spent a total of $170.86. You bought 2 pairs pf jeans for $39.95 each, a jacket for
2 answers:
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Answer:
Step-by-step explanation:
From the question we are told that:
Percentage of Green beads
Percentage of Red beads
Percentage of Purple beads
Therefore
Probability of choosing a Green bead is
Probability of choosing a Red bead is
Generally the equation for choosing a green bead then a red bead is mathematically given by
Since Outcomes are independent
EXPLANATION:
To get the solution of the simultaneous equation, using the elimination method:
We will have the following steps:
Step 1:
Write the two equations:
Step2: Subtract the two equations:
Step 3: Simplify the expression
Step 4: Substitute x=-2 into the formula:
Therefore, the answer is
Thus,
Option B is correct