Answer:
the answer is the first one [3 -12 15 -21]
Step-by-step explanation:
Because 3 times 1 = 3, 3 times -4 = -12, 3 times 5=15, 3 times 7 = -21
because they are in order to get a negative one of them have to be a negative if they both of them where negative it would be positive.
Can you mark me brainliest
Answer:
For average sized artwork (about 11x14" to 30x20"), the common mat width is 2". If you artwork is smaller, you might consider a 1.75 or 1.5" mat.
Step-by-step explanation:
Answer:

Step-by-step explanation:
Expression:

long division step

4
24
24
00
0
04
4
0
Answer:
$6.66
Step-by-step explanation:
You just take $19.99 and divide it by 3. Your answer is then 6.663.
Answer:
PR = 34.4
Step-by-step explanation:
x/54 = 7/11
11x = 378
x = 34.4