3 years ago

Expand the brackets 7x+5-3(x-4)

Mathematics

1 answer:

aleksklad [387]3 years ago

8 0

Answer:

7x+5-3x+12

7x-3x+12+5

4x+17

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Does anyone know how to do this?

babunello [35]

Answer:

1)X+4=2x-17+10

X. =2x-7-4

11=X

DF=11+4

=15

2)FH~

11x+71=12x+32

12x-11x =71-32

X=39

FH=(11×39)+71+(12×39)+32

=1000

3)57+39+8x-12=180

8x+84-84=180-84

8x=96

X=12

4)11x+2=68

11x=66

X=6

5)114+X+37+X=139

2x+151. -151=139-151

X=-6

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It’s all real Solutions because you get the answer of 22=22

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David puts 0.4 liters of solution in each of 5 beakers. How much solution is there in total

Butoxors [25]

Answer:

2 liters

Step-by-step explanation:

There are 5 beakers in total, in which David adds 0.4 liters into each of them.

To solve, multiply 5 with 0.4: 5 x 0.4 = 2.0

2.0 or 2 liters is your answer.

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Allushta [10]

Answer:

Rhombus

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A rhombus is a quadrilateral as it has four sides (ABCD).

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