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JulsSmile [24]
3 years ago
5

Help pls i don’t understand graphs!! <3

Mathematics
1 answer:
spayn [35]3 years ago
8 0
C is correct answer I think :)
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Evaluate -9x+3y+4 for x=5 and y=7
Semmy [17]

Answer:

\displaystyle -20

Step-by-step explanation:

\displaystyle -9[5] + 3[7] + 4 = -45 + 21 + 4 = -20

I am joyous to assist you anytime.

5 0
3 years ago
Find Y. <br> Round to the nearest tenth.
Andreas93 [3]

Answer:

y=27.8

Step-by-step explanation:

  • 8^2=17^2+16^2-2(16)(17)cosY
  • 8^2-17^2-16^2/-2(17)(16)=cosY
  • -481/-544=cosY
  • 0.8842=cosY
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6 0
3 years ago
Luke buys $14.35 worth of gasoline for his car. If the gas station $1.409 per gallon, how many gallons did he get? Round to the
iragen [17]

Answer:

10.2 gallons

Step-by-step explanation:

Luke buys $14.35 worth of gasoline for his car

The gas station sells at $1.409 per liter

Therefore the number of gallons that luke buys can be calculated as follows

= 14.35/1.409

= 10.2 gallons

4 0
3 years ago
Read 2 more answers
A polyhedron without parallel faces​
Tanzania [10]

Step-by-step explanation:

A polyhedron include cube ,prism or pyramid while non polyhedron are sphere, cone and cylinder because they have side that aren't polygon. a prism is a polyhedron with two congruent base ,in parallel planes and the lateral sides are rectangle

8 0
2 years ago
How do i simplify this 16x–18x–10
lorasvet [3.4K]

Answer:

-2x -10

Step-by-step explanation:

16x–18x–10

Combine like terms

-2x -10

3 0
3 years ago
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