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Rasek [7]
3 years ago
10

What is X2 + 3(4) - 1 = 47?​

Mathematics
2 answers:
Brilliant_brown [7]3 years ago
5 0

Answer:

x = 18

Step-by-step explanation:

2x + 3(4) - 1 = 47

Begin by combining your like terms

2x + 12 - 1 = 47

2x + 11 = 47

Isolate your variable (x) by using inverse operations

2x = 36

x = 18

Over [174]3 years ago
3 0

Answer:

x=6, -6

Step-by-step explanation:

take the root of both sides then solve

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(WILL GIVE BRAINLIEST) Describe how you would simplify the given expression.
Vinil7 [7]

Answer:

Simplify inside the parentheses by dividing coefficients, subtracting the exponents on like bases, and raising the resulting expression to the –3 power. Then, write bases with positive exponents.

Raise the numerator and denominator to the –3 power. Then, using the power of a power property, multiply the exponents. Divide the coefficients and subtract the exponents on like bases, then write with positive exponents.

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
Increase 3000 by 5.4%
katen-ka-za [31]
------------------------------------
Original Number
------------------------------------
3000

------------------------------------
Increase
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5.4% of 3000
= 0.054 x 3000
= 162

------------------------------------
New Total
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3000 + 162 = 3162

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Answer: 3162
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6 0
3 years ago
Jaylon Bedford ordered a combo meal that included 2 hamburgers and a drink. The combo cost $8.50. If the drink is $1.50, how muc
valentinak56 [21]

Answer:

$3.50 each

Step-by-step explanation:

First subtract the drink price from the total,$8.50-$1.50=$7. then divide that amount by 2 since he got 2 burgers. $7/2=$3.50.Each burger is $3.50.

7 0
3 years ago
a boat travels 16 miles due north in 2 hours and 24 miles due west in 2 hours. What is the average speed of the boat?
Stels [109]
Average speed = total miles / total time
= (16+24)/(2+2)
=40/4= 10mph
6 0
3 years ago
Which of the following could be the equation of the graph shown below?
Oksanka [162]

Answer:

B and C.

Step-by-step explanation:

A is  a horizontal line so is not possible.

B. is one possibility.

C.  

Convert C and D to slope-intercept form:

-4x + 2y = -6

2y = 4x - 6

y = 2x - 3.  

This is also possible.

D.

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3y = -2x  -9

y = -2/3 x - 3.

This has a negative slope so not possible.

8 0
3 years ago
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