What is the answer to 2(2x+1)+3(x+2)=21 ?

The answer to 2(2x+1)+3(x+2)=21 is x= 13/7

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2(2x+1)+3(x+2)=21

2 (2 x + 1) + 3 (x + 2) = 21

x = \frac{13}{7}

Decimal Notation

x = 1.85714 \dots

Solution steps

2 (2 x + 1) + 3 (x + 2) = 21

Expand

2 (2 x + 1) + 3 (x + 2) : 7 x + 8

7 x + 8 = 21

Move

8

to the right side

7 x = 13

Divide both sides by

7

x = \frac{13}{7}

x + 3 = 2 x - 3

\frac{x}{0.1} - 2.1 = 0.9

3 (t + 4) = 18

5 x + 12 = 5 x - 7

x, 3 x - 12 y = 216

What is the answer to 2(2x+1)+3(x+2)=21 ?
The answer to 2(2x+1)+3(x+2)=21 is x= 13/7
Solve for x: 2(2x+1)+3(x+2)=21
The solution is x= 13/7