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Pavel [41]
3 years ago
8

A sweater for 36.00 at 7% sales tax

Mathematics
1 answer:
blagie [28]3 years ago
4 0
$36 x 1.07 = $38.52
The cost will be $38.52
Tax on this is $2.52
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6x-21>3 and 14x+11>-17
Delicious77 [7]
6x-21>3
Add 21 to both sides
6x>24
Divide 6 on both sides
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14x+11>-17
Subtract 11 from both sides
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Divide 14 on both sides
X<-2
8 0
3 years ago
Donna has a $300 loan through the bank she is charged a simple rate The total interest she paid on the loan was $63 As a percent
Black_prince [1.1K]

Answer:

21%

Step-by-step explanation:

($63*100%) / $300 = 21%

3 0
2 years ago
Y=-x <br>y=-7x<br><br>solve system of equations algebraically <br>​
snow_lady [41]

Answer:

(x,y) = (0,0)

Step-by-step explanation:

Let both as equation (1) and (2)

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5 0
3 years ago
Help for question 7 please
scoray [572]
◆ COMPLEX NUMBERS ◆

given \: expression \: is \: - \\ \\ - 3 {i}^{4} + 2 {i}^{3} + 2 {i}^{2} + \sqrt{ - 9} \\ \\ we \: know \: that \: , \: \\ i = \sqrt{ - 1} \\ \\ {i}^{2} = - 1 \\ \\ {i}^{3 } = - i \\ \\ {i}^{4} = 1 \\ \\ \\ - 3 {i}^{4} + 2 {i}^{3} + 2 {i}^{2} + \sqrt{9} i \\ = - 3 {i}^{4} + 2 {i}^{3} + 2 {i}^{2} + 3i \\ \\ using \: the \: above \: properties \: of \: iota \: (i) \\ \\ = - 3(1) + 2( - i) + 2( - 1) + 3i \\ \\ = - 3 - 2i - 2 + 3i \\ \\ = (- 5 + i) \: \: \: ans.
7 0
3 years ago
Read 2 more answers
F(x)= 4x^3-8x-2x^6 in standard form
tankabanditka [31]
ANSWER-

2x(2x^2-4-x^5)

EXPLANATION-

GCF is 2 then factor
8 0
3 years ago
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