A box cost $1.50 after 25% discount what was the original price of the box of ice cream bars
2 answers:
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Start off by combining like terms on the LHS (the terms with x in them).
So we get
Replacing this result with what we had before on the LHS, we get
⇒Solve for x (divide both sides
)
⇒Don't forget about reciprocity rules when dividing. This is the same as multiplying both sides by
⇒
⇒
***This is a proper fraction
So we get
Replacing this result with what we had before on the LHS, we get
⇒Solve for x (divide both sides
⇒Don't forget about reciprocity rules when dividing. This is the same as multiplying both sides by
⇒
⇒
Answer:
Step-by-step explanation:
Urn has 3 green and 4 yellow
we choose 2 balls randomly
so samples space for this selection is
Event A is choosing differently colored ball form sample space
P(A)=Probability of event (G,Y)+Probability of event (Y,G)