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100

X+5=8

What is x=3.

100

5g=20

What is g=4.

100

-14=p-11

What is p=-3.

100

3w+7=19

What is w=4.

100

4(z+5)=32

What is z=3

200

y-4=3

What is y=7.

200

p / 5 =3

What is p=15.

200

-8r=64

What is r=-8.

200

11=12-q

What is q=1

200

6+5(m+1)=26

What is m=3.

300

w+3=-4

What is w=-7.

300

-54=9s

What is s=-6.

300

(3/7)m=6

What is m=14.

300

5=z/-4 -3

What is z=-32

300

-15=-6(3+x) + 4(x-6)

What is x=-27/2 or -13.5

400

5.2=a-0.4

What is a=5.6.

400

 x / -6 = 1.4

What is x=-8.4.

400

-3.8 = d/ 1.5

What is d=-5.7

400

(h+6)/5=2

What is h=4

400

83.8=8.6c-7.3(6-2c)

What is c=5.5.

500

3/2+t=1/2

What is t=-1.

500

-108(pi) = 9(pi)r

What is r=-12.

500

f+3(pi)=7(pi)

What is f=4(pi)

500

12v+10v+14=80

What is v=3

500

Four times the difference of a number and 7 is 12. 

What is 4(x-7)=12 where x=10.

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