What is the answer to 1.1z+1.8=2.8 ?

The answer to 1.1z+1.8=2.8 is z= 10/11

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1.1z+1.8=2.8

1.1 z + 1.8 = 2.8

z = \frac{10}{11}

Decimal Notation

z = 0.90909 \dots

Solution steps

1.1 z + 1.8 = 2.8

Multiply both sides by

10

11 z + 18 = 28

Move

18

to the right side

11 z = 10

Divide both sides by

11

z = \frac{10}{11}

21 = 41 y + 19

\frac{x}{2} - 7 = 3

4 (x + 7) = 80

13 - 6 x = - 35

y, 3 x - 2 y = - 8