Solve. Use the discount equation
1 answer:
Answer:
.
Step-by-step explanation:
In this question,
(sales price) and
(discount rate) are both given. The unknown is the regular price,
.
Rearrange the discount equation to solve for
in terms of
and
.
.
.
Divide both sides by
:
.
.
It is given that
. A mark-down of
is equivalent to a discount rate of
. Substitute in
and
to find the value of
:
.
Thus, the regular price would be
.
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Answer:
x = -21
Step-by-step explanation:
62 + 2x - 20 = 0.
Combine like terms
42 +2x =0
Subtract 42 from each side
42-42 +2x = 0-42
2x = -42
Divide each side by 2
2x/2 = -42/2
x = -21
Answer:
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Step-by-step explanation:
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Answer:
1 r= 68/55
2 no solution
Step-by-step explanation: