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Darya [45]
2 years ago
14

PLEASE HELPP its solving and graphing inequalities

Mathematics
2 answers:
nadezda [96]2 years ago
7 0

Answer:

1) x>4

2)x≤3

3)x<3

Step-by-step explanation:

1)2x+5>13

2x+5-5>13-5    subtract 5 from both sides

2x>8  results from the previous step

2x/2>8/2     divide 2 from both sides

x>4    final answer

for graphing on the number line it is a closed circle so draw anything bigger than 4 so an open circle and arrow going on forever from four on

2) 5x-7≤8     add seven to both sides

5x≤15   divide both sides by 5

x≤3

for number line, it will be a closed circle at 3 and an arrow pointing forever into the smaller than 3

3)5>4x-7   add 7 to both sides

12>4x divide by 4  on both sides

3>x

for number line 3 is bigger then x so x will be anything smaller then 3 o a open circle on three and the arrow going smaller them 3

4)5x-1<9   add 1 to both sides

5x<10 divide by 5

x<2

xis smaller then 10 so open circle and on forever lower then 10

pav-90 [236]2 years ago
4 0
You got it! I believe in you
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