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3 years ago

David is a salesman at a Electronics and Appliances shop and receives a

Mathematics

1 answer:

NeTakaya3 years ago

6 0

Answer:

550

Step-by-step explanation:

550

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Solve the exponential equations: 2^3x =11

tamaranim1 [39]

Answer:

x = 3

Step-by-step explanation:

2 + 3x = 11

3x = 11 - 2

3x = 9 (divide both sides by 3 to get x)

3x/3 = 9/3

x = 3

5 0

3 years ago

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The Miller family visited Mama's kitchen and ordered 4 hamburgers and 3 medium fries and paid $17.35. James ordered a medium dri

Lady_Fox [76]

$x-the\ cost\ of\ a\ hamburger\\y-the\ cost\ of\ a\ medium\ friest\\z-the\ cost\ of\ a\ medium\ drink\\\\ \left\{\begin{array}{ccc}4x+3y=17.35\\x+y+z=6.09&\to z=6.09-x-y\\2x+y+z=9.34\end{array}\right\\ \left\{\begin{array}{ccc}4x+3y=17.35\\2x+y+6.09-x-y=9.34\end{array}\right\\\left\{\begin{array}{ccc}4x+3y=17.35\\x=9.34-6.09\end{array}\right\\\left\{\begin{array}{ccc}4x+3y=17.35\\x=3.25\end{array}\right$

$\left\{\begin{array}{ccc}4\cdot11.26+3y=17.35\\x=3.25\end{array}\right\\\left\{\begin{array}{ccc}4\cdot3.25+3y=17.35\\x=3.25\end{array}\right\\\left\{\begin{array}{ccc}13+3y=17.35\\x=3.25\end{array}\right\\\left\{\begin{array}{ccc}3y=17.35-13\\x=3.25\end{array}\right\\\left\{\begin{array}{ccc}3y=4.35\\x=3.25\end{array}\right\\\left\{\begin{array}{ccc}y=1.45\\x=3.25\end{array}\right\\$

$\left\{\begin{array}{ccc}x=3.25\\y=1.45\\z=6.09-3.25-1.45\end{array}\right\\\left\{\begin{array}{ccc}x=3.25\\y=1.45\\z=1.39\end{array}\right\\\\\\Answer:\\Hamburger-\$3.25\\Medium\ fries-\$1.45\\Medium\ drink:\$1.39$

7 0

3 years ago

What triangle is similar to triangle STU?<br> A) XYZ<br> B) XZY<br> C) YXZ<br> D) ZXY

bixtya [17]

Answer:

The correct answer is ZXY

Step-by-step explanation:

hopr it helps

have a great day

6 0

3 years ago

If i want to divide a circle into 22 equal parts on a piece of cardboard that is6'' by 6 and 1/2" how do i do the math

melamori03 [73]

The answer would be 11

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4 years ago

What number is 150% more than 2/3

Stella [2.4K]

Answer:

4.5

Step-by-step explanation:

4 0

3 years ago

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