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GREYUIT [131]
3 years ago
13

I will mark you has brainliest if you answer this question ​

Mathematics
1 answer:
Basile [38]3 years ago
8 0

Answer:

Y=X+74

Step-by-step explanation:

75=m+b......*

76=2m+b.........**,b=76-2m

then substitute b=76-2m

on the first equation

75=m+76-2m

m=1

b=74

Y=X+74 is the answer

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Sadie finished her math test in sixteen minutes less than three times the amount of times it took her friend Laura to finish.if
amid [387]

Answer:

Sadie took 47 minutes to finish her test.

Step-by-step explanation:

Let Laura's time be x minutes.

Then we have:

x + 3x - 16 = 68

4x = 84

x = 21 minutes.

So Sadie took 3(21) - 16 = 63-16

= 47 minutes.

3 0
3 years ago
What is the solution 5/2x - 7= 3/4 x + 14<br> A. x = -6<br> B. x = 6<br> C. x = 8<br> D. x =12
sleet_krkn [62]
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3 years ago
An engineer was supposed to draw a line exactly 7/10 centimeters long. An error was made, and he drew the line 9/10 centimeters
Paha777 [63]

Answer:

2/10 or 1/5 if you want it simplified

Step-by-step explanation:

9/10 is basically 9 and 7/10 is 7 so 9 - 7 is 2 and we need to add the /10 back so it's 2/10 or 1/5

7 0
2 years ago
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Some Quadratic functions <br>I desperately need some help ​
Daniel [21]

Answer:

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Step-by-step explanation:

\text{The quadratic equation:}\\\\ax^2+bx+c=0\\\\a-coefficient\\\\c-constant\ term\\\\\text{We have}\ coefficient\ a=3\ \text{and}\ constant\ term\ c=-2.\\\\\text{Therefore the equation is:}\\\\3x^2+bx-2=0\\3x^2-2+bx=0\\bx+3x^2-2=0\\bx-2+3x^2=0\\-2+3x^2+bx=0\\-2+bx+3x^2=0

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3 years ago
WILL GIVE BRAINLIEST!!!!!!!!!!! PLSSSSSSS HELP
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angle 1 and angle 7

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If two lines intersected by a transversal form supplementary same-side interior angles, then the lines are parallel.

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3 years ago
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