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dangina [55]
3 years ago
11

Simplify 5(x + 7) anybody

Mathematics
1 answer:
Ugo [173]3 years ago
3 0
5x + 35

You multiply 5 by everything in the brackets. :)
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Serika has hired Tom to build her a dollhouse. The dollhouse will be a scale model of her home, and the scale will be 2 inches :
sveticcg [70]

Answer:

96 square inches

Step-by-step explanation:

The scale is 2 inches : 3 feet

Thus for 18 feet in Serika's real house, the model is 18 * (2"/3') = 12 inches

For 12 feet in Serika's real house, the model is 12 * (2"/3') = 8 inches

Area of carpeting needed in Serika's dollhouse = 12" * 8" = 96 square inches

7 0
2 years ago
What is the coefficient of the term of degree 4 in this polynomial?<br> x^8+2x^4 - 4x^3 + x^2-1
never [62]

Answer:

2

Step-by-step explanation:

the coefficient is the number that multiply the letter

5 0
3 years ago
PLZ HELP 30points and brainlist
MariettaO [177]
The answer is b so good luck and i hope that helps
4 0
3 years ago
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An ion has a charge of +7. How far is it from being neutral?
rusak2 [61]

Answer:

The answer is B. -7

Step-by-step explanation:

the -7 cancels out the +7 which makes it neutral

6 0
3 years ago
I have a square piece of paper.
jarptica [38.1K]

Answer:

a) 30 cm

b) 20 cm

Step-by-step explanation:

Rectangle B's perimeter is 10+10+5+5 which is 30

Square C's perimeter is 5+5+5+5 which is 20

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3 years ago
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