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mamaluj [8]
3 years ago
8

Write an equation and solve: Twice a number, increased by 3 is 7.

Mathematics
1 answer:
brilliants [131]3 years ago
3 0
The equation is 2x+3=7
2x +3=7
      -3  -3
2x=4
divide both sides by 2
x=2
the answer is 2
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Sam is looking at cell phone plans.A local company offers a monthly plan for 58.95dollars . The company is having a sale and off
mina [271]

Given :

A local company offers a monthly plan for 58.95 dollars.

The company is having a sale and offering a discount of 4.75 off the monthly plan.

To Find :

Sam says that the new cost is 11.45 explain Sam's error and find the correct new cost.

Solution :

Correct cost = Original price - Discount offered

Correct cost = $( 58.95 - 4.75 )

Correct cost = $54.2 .

Now, Sam's cost is $11.45 because he took $4.75 as $47.5 .

Hence, this is the required solution.

4 0
3 years ago
130/105 in its simplest form
Andreas93 [3]
130/105 in its simplest form

\dfrac{130}{105}= \qquad 130= 2.5.13\qquad 105=3.5.7 \\  \\  \\  \dfrac{130}{105}=  \dfrac{2.5.13}{3.5.7} \\  \\  \\   \dfrac{130}{105}=  \dfrac{2.\not 5.13}{3.\not 5.7}=  \dfrac{2.13}{3.7}=  \boxed{ \dfrac{26}{21}} \\  \\  \\ \boxed{ \dfrac{130}{105}=  \dfrac{26}{21}}

I wish you much success in your studies!!!!
5 0
4 years ago
You must be at least 48 inches tall to ride an amusement park ride and your little sister is 39 inches tall.How many more inches
mafiozo [28]

Answer:

9 inches

Step-by-step explanation:

48-39

7 0
3 years ago
Read 2 more answers
iT COST $9 TO GO TO PETE'S POTTERY PLACE TO MAKE YOUR OWN BOWLS $3 PER BOWL. NATALIE GOES TO PETE'S POTTERY PLACE AND MAKES B BO
kenny6666 [7]
X= total monthly cost
B= # of bowls made

To make one bowl, it's the entry fee plus the price per bowl:

= $9 + $3B

To make 5 bowls, we multiply the above expression by 5. This will give our total cost for the month.

x= 5($9 + $3B)

ANSWER: x= 5($9 + $3B)

Hope this helps! :)
5 0
3 years ago
A service club is selling raffle tickets for 2.50 each to raise money for a charity. Vanessa has 34.75 to spend on raffle ticket
posledela

Answer:

13 Raffle tickets

Step-by-step explanation:

Cost for one riffle ticket = 2.50

Total money of Vanessa budgeted for riffle ticket : 34.75

Greatest number of riffle ticket, venessa can with with 34.75

I'll like us to divide 34.75 by 2.5 to get the exact value.

Therefore,

34.75 / 2.5

= 13.9

It therefore implies that, Vanessa will buy a maximum of 13 riffle tickets and still have a change of 2.25

4 0
3 years ago
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