Thuy planned for a square table to have a side length of 30 in. but found that it could be a little bigger at 39 in. she found the
change of scale below.
39 in. +3 13
30 in. + 3 10
the change of scale is 13 to 10
what is thuy's error?
30 in.
thuy should have written the ratio as 3 in.
thuy should have written the ratio as 39 in.
30 in.
thuy should have divided both numbers by 6.
thuy should have divided both numbers by 13.
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choice b is correct

step-by-step explanation:

we have been given the following system of inequalities;

we are required to graph the solution to the system of inequalities. using a graphing tool, the graph of the system is as shown in the attachment. the continuous line represents the graph of while the dotted line represents .

4

step-by-step explanation:

im pretty sure it's 4 beacsue 8/2 equals 4

i believe so, according to my "strange" way of figuring out weird math problems like this.