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alekssr [168]
3 years ago
9

Please help me with these pages 38 points!

Mathematics
1 answer:
Agata [3.3K]3 years ago
5 0
For 4 4 to 5 16 to 20 24 to 30
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If 3x – 10 = 17, what is the value of 6x + 20 ?
IceJOKER [234]
3x-10=17\ \ \ \ /+10\\\\3x-10+10=17+10\\\\3x=27\ \ \ \ /:3\\\\3x:3=27:3\\\\x=9\\\\\\\\6x+20=6\cdot9+20=54+20=74



3x-10=17\ \ \ /\cdot2\\\\2\cdot3x-2\cdot10=2\cdot17\\\\6x-20=34\ \ \ \ /+40\\\\6x-20+40=34+40\\\\6x+20=74
3 0
3 years ago
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I need this solved ASAP please<br> ratio 4:12 simplified.​
saveliy_v [14]
I’m not 100% certain but i’m pretty sure 1:3 works
5 0
3 years ago
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X + 3.6 = -7.3<br> X =<br> help ASAP
dolphi86 [110]

Answer: -10.9

Step-by-step explanation:

-3.6 on both sides to get rid of the 3.6, the x= -10.9

8 0
3 years ago
What is the slope of 2x+3y=15
Fynjy0 [20]

Note that the slope-intercept form is: y = mx + b

First, set the equation as such

2x (-2x) + 3y = (- 2x) + 15

3y = -2x + 15

Isolate the y. Divide 3 from both sides

(3y)/3 = (-2x + 15)/3

y = (-2/3)x + 5

-2/3 is your slope

hope this helps

5 0
3 years ago
Philip did 14 setups on Monday 21 sit-ups on Tuesday and 28 sit-ups on Wednesday if the pattern continues how many sit-ups will
g100num [7]
So you add 7 every time so,

28+7=34
34+7=41

if he continues his pattern he will have done 41 sit-ups on Friday
7 0
3 years ago
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