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Masja [62]
3 years ago
8

Please help I’ll mark you brainliest if correct!

Mathematics
1 answer:
bekas [8.4K]3 years ago
8 0

Answer:

89.5

Step-by-step explanation:

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How many solutions do these equations have y= 3x+4 y+6=3x
Nataly [62]

Answer:

Step-by-step explanation:

hello :

the system is :  y= 3x+4....(*)

                         y+6=3x....(**)

by (**) : y = 3x - 6

so : y= 3x+4

      y= 3x - 6

means :  3x+4 = 3x - 6

                     4= -6.......(false)

conclusion : no reals  solutions

5 0
3 years ago
Your weekly salary is $150. you also earn $20 commission for each cell phone that you sell. write an expression to represent the
Vlad1618 [11]
150 + 20x, where x is the number of cellphones sold
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3 years ago
What is the value of z if z/4 = 12
Digiron [165]

Answer:

z = 48 :)

Step-by-step explanation:

z ÷ 4 = 12

So, all you need to do is multiply 12 by four, to get z- 48

hope this helped!

5 0
3 years ago
Read 2 more answers
Use mental math for 122+306
poizon [28]
306+122=428
Because you add 6 & 2 in the ones place which is 8.
then 2 and 0 which is 2.
finally 1 and 3 which is 4


4 0
3 years ago
What is the equation of a line passing through the point (a, b) and having a slope of b?
andreev551 [17]
The equation of a line that passes thruogh the point (x1,y1) and has a slope of m is
y-y1=m(x-x1)

so
passing through (a,b) and having slope of b is
y-b=b(x-a)
3 0
3 years ago
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