06.04.2023

Micah is keeping track of how much he spends this month on gas. In the first week, he bought x gallons of gas at $2.39 per gallon. In the second week, he bought 3 fewer gallons of gas than the first week at $2.49 per gallon. So far this month, he has spent a total $46.21 on gas.

. 13

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Mathematics
Step-by-step answer
P Answered by Specialist

Step-by-step explanation:

Micah bought 11 gallons in the first week and 8 gallons in the second week.

Step-by-step explanation:

In the first week, he bought x gallons of gas at $2.39 per gallon, making a total amount of .

In the second week, he bought 3 fewer gallons of gas than the first week at $2.49 per gallon.

Amount becomes

And he has spent a total $46.21 on gas.

Equation becomes:

Solving for x now;

=>

=>

x = 11

And for second week he bought  gallons

Micah bought 11 gallons in the first week and 8 gallons in the second week.

Mathematics
Step-by-step answer
P Answered by PhD

Micah bought 11 gallons of gas in the first week and 8 gallons of gas in the second week

Step-by-step explanation:

Let x be the number of gallons Micah bought the first week. In the second week, he bought 3 fewer gallons of gas than the first week, so he bought x-3 gallons in the second week.

In the first week, he bought x gallons of gas at $2.39 per gallon and paid $2.39x. In the second week, he bought x-3 gallons of gas at $2.49 per gallon and paid $2.49(x-3). This month, he has spent a total $46.21 on gas.

Hence,

2.39x+2.49(x-3)=46.21\\ \\239x+249(x-3)=4,621\ [\text{Multiplied by 100}]\\ \\239x+249x-747=4,621\\ \\488x=4,621+747\\ \\488x=5,368\\ \\x=11\\ \\x-3=11-3=8

Mathematics
Step-by-step answer
P Answered by PhD

For 1 flavor there are 9 topping

Therefore, for 5 different flavors there will be 5*9 choices

No of choices= 5*9

=45 

Mathematics
Step-by-step answer
P Answered by PhD

For every 8 cars there are 7 trucks

Therefore,

Cars:Truck=8:7

Answer is B)8:7

Mathematics
Step-by-step answer
P Answered by PhD

F=ma

where F=force

m=mass

a=acceleration

Here,

F=4300

a=3.3m/s2

m=F/a

    =4300/3.3

    =1303.03kg

Approximately it is aqual to 1300kg

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