What is the answer to -23=-4a+1-4a+1 ?

The answer to -23=-4a+1-4a+1 is a= 25/8

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-23=-4a+1-4a+1

- 23 = - 4 a + 1 - 4 a + 1

a = \frac{25}{8}

Decimal Notation

a = 3.125

Solution steps

- 23 = - 4 a + 1 - 4 a + 1

Switch sides

- 4 a + 1 - 4 a + 1 = - 23

Group like terms

- 4 a - 4 a + 1 + 1 = - 23

Add similar elements:

- 4 a - 4 a = - 8 a

- 8 a + 1 + 1 = - 23

Add the numbers:

1 + 1 = 2

- 8 a + 2 = - 23

Move

2

to the right side

- 8 a = - 25

Divide both sides by

- 8

a = \frac{25}{8}

7 x + 8 = 36

y, 4.2 x - 1.4 y = 2.1

26 = 20 + \frac{3}{4} z

- 24 x + 8 = - 40 - 8 x

x, 2 x - 2 y = 8