3 years ago

100 POINTS BRNLST! Solve the system of equations using the substitution method.

Mathematics

1 answer:

Komok [63]3 years ago

7 0

Answer:

y= 2x-1/2 is x=.5 y + .25

2x-3y=4 is x = 1.5y + 2

Step-by-step explanation:

pretty sure thats it

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tester [92]

Answer:

Step-by-step explanation:

let the numbers at unit,ten and hundred place be x,y,z respectively,then number=100z+10y+x

also x=4z

y=z+5

and x+y+z=17

4z+z+5+z=17

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asambeis [7]

Answer:

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Step-by-step explanation:

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3 years ago

An element with mass 970 grams decays by 27.7% per minute. How much of the element is remaining after 13 minutes, to the nearest

Mnenie [13.5K]

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2 years ago

Use the change of base formula to evaluate log5 44. Then convert log5 44 to a logarithm in base 2. Round to the nearest thousand

OverLord2011 [107]

Answer:

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Step-by-step explanation:

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3 years ago

Read 2 more answers

Calculate the volume of the cylinder. Use button, not 3.14. Round answer to the tenth place.

Volgvan

Answer:

68.69 m^3

Step-by-step explanation:

Volume of cone = $\frac{1}{3}\pi r^{2}h$

= $\frac{1}{3}\pi (2.9^{2})(7.8)$

= $\frac{1}{3}\pi (65.6)\\$

= $\frac{1}{3}(206)$

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