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yawa3891 [41]
2 years ago
15

NEED SOME MATH HELP PLS

Mathematics
1 answer:
Nimfa-mama [501]2 years ago
5 0
Pls mark brainliest.

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The following equation is true for all values of x. Write the number that completes the equation. Show your work.
labwork [276]
5y+2(3y-1)=__y-(y+2)
5y+6y-2=__y-y-2
11y-2+2+y=__y
12y=___y
so 12
6 0
3 years ago
A cell phone app charges $1.19 to download a song and 4.99 membership fee write an expression that gives the total cost in dolla
Andrew [12]

Answer: $1.19X+ 4.99

then :$15.7

Step-by-step explanation: first you write the expression  which is $1.19X + 4.99 because $1.19 is the cost of per song download and X stands for the numer of songs .

then after  you khow the expression  you substitute ( which meanse to put something instead of a variable like X) 9 because 9 is the total number of song

that how you get $15.7 if you substutute 9 with X.

hi . i hope the explanation is helpful to you .

5 0
3 years ago
Please help algebar 2
mylen [45]

Answer:

Step-by-step explanation:

g(5)= (-5)^2 + 5(-2) - 4

         25 - 10 - 4

         15 - 4 = 11

f(11)= (11)^2 + 2(11) + 3

        121 + 22 + 3

        143 + 3 = 146

5 0
3 years ago
Need help now urgent because I am so confused on this problem and it’s due in 1 hour
Nikolay [14]

Answer:

We have less than 5 /12 cups of sugar

Step-by-step explanation:

c < 5 1/2

This means we have less than 5 1/2 of something

We have less than 5 /12 cups of sugar

6 0
3 years ago
Read 2 more answers
3x + 1 = 7 What is the value of x?
Olin [163]
The value for X is 2
5 0
3 years ago
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