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solniwko [45]
3 years ago
8

Need help with my math!

Mathematics
1 answer:
kykrilka [37]3 years ago
7 0
12x+7+6x-7=90
12x+6x=90
18x=90
x=5

6(5)-7=
30-7=23

Q=23
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12.) You purchased a scooter for $6,800 when it was on sale for 30% off. What was the original price of thescooter?
Rina8888 [55]

SOLUTION:

Case: Percentages

Method:

The sale price after 30% off is $6800

Let the original price be 'x'

30% off means 70% of the original price

\begin{gathered} \frac{70}{100}\times x=6800 \\ 0.7x=6800 \\ x=\frac{6800}{0.7} \\ x=9714.2857 \end{gathered}

Final answer: (Nearest cents)

The original price was $9714.29

4 0
1 year ago
Anyone know the answer ?
notka56 [123]

Answer:

3/4

Step-by-step explanation:

sin = opposite/hypotenuse

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using the pythagorean theorem, we know that the third side is 4.

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2 years ago
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Whitepunk [10]
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8 0
2 years ago
Simplify 3 radical 5 over 4 radical 5
matrenka [14]
3√5 / 4√5                The √5's cancel out

The answer is 3/4
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8 0
3 years ago
Read 2 more answers
Can someone help me with these
vampirchik [111]

Answer: x-intercept is -9

Step-by-step explanation: To find the x intercept y is 0 and to find the y intercept x is 0. 18 divided by -2 is -9, which is the answer

3 0
3 years ago
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