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erastova [34]
3 years ago
8

Can someone plz help me

Mathematics
1 answer:
AfilCa [17]3 years ago
5 0

Answer: 5a + 2b

Step-by-step explanation:

She purchased 12a pounds of apples and she used 7a pounds, so that means 12a - 7a = 5a

She purchased 4b pounds of bananas and used 2b pounds, so that means 4b - 2b = 2b

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wolverine [178]
First you have to find a common denominator which is 8.
1/2 =4/8
7/8 - 4/8 = 3/8
So the answer is 3/8.
5 0
3 years ago
Simplify (3x^2)^6 PLZ I NEED IT FAST! I WILL GIVE BRAINLIEST!
Levart [38]

Answer:

729x^12

Step-by-step explanation:

3x^2*3x^2*3x^2*3x^2*3x^2*3x^2

5 0
2 years ago
60 POINTS!!
Step2247 [10]

Answer:

A 144

B no

Step-by-step explanation:

Decagon is a 10 sided figure

interior angle = 180 (n-2)/n where n=10

                         180*(10-2)/10

                           180*8/10

                           144

To tessellate, the angle must divide evenly into 360

360/144= 2.5

This is not evenly so it will not tessellate

5 0
3 years ago
Read 2 more answers
12x + 15y = 9<br> −12x − 18y = −6<br> HELP JUST SOLVE IT
Dmitriy789 [7]
Solve for the first variable in one of the equations, then substitute the result into the other equation.
Point Form:
(2, -1)

Equation Form:
x= 2, y= -1
8 0
2 years ago
Read 2 more answers
PLZ HELP NOW
love history [14]

Answer:

–15c4 – 7c2d + 2d2

Step-by-step explanation:

7 0
3 years ago
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