Find the difference

1 160

2 810

3) 22 - 1 =

4) 520

6) 444 =

5) 48 - 10 =

7) 60 - 0 =

8) 33 - 1 =

10) 68 - 7 =

9) 70 - 0 =

12) 96 - 4 =

11) 47 - 4 =

14) 53 - 3 =

13) 84 - 4 =

There are 32 pens to 40 brushes. What is the ratio from pens to brushes written as a fraction in simplest form

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An electrician has a spool of wire that is 200 m long. she needs four pieces of wire measuring 42.3 m, 37.8 m, 55.6 m, and 35.7 m.

What dies it mean for an equation to express y in the terms of x

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A^2-7a=-8a+2 in factoring form