What is the answer to 0.7x-1.4=-3.5 ?

The answer to 0.7x-1.4=-3.5 is x=-3

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0.7x-1.4=-3.5

0.7 x - 1.4 = - 3.5

x = - 3

Solution steps

0.7 x - 1.4 = - 3.5

Multiply both sides by

10

7 x - 14 = - 35

Move

14

to the right side

7 x = - 21

Divide both sides by

7

x = - 3

\frac{1}{5} (25 - 5 a) = 4 - a

3 x^{2} + 9 x - 1 = 0

- \frac{3}{2} (2)

\frac{1}{4} + \frac{1}{4} + \frac{1}{4} + \frac{1}{4}

1 - 0.55