Math

Solving For Y

100

y=-2x+7 if x=1

y=5

200

3x-5y=17 if x=-1

y=-4

300

3x-y=3 if x=2

y=3

400

5(2-1/2y)+3y=9

-2

500

y/3+12-2=15 x 3+4

y=117

Rewrite in Slope Intercept Form

100

2y=x

y=1/2x

200

-4x+6y=-56

y=2/3x-6

300

y-5=0

y=5

400

2y-3x=20

y=3/2x+10

500

20x+30y=180

y=-2/3x+6

Multiplying Exponents

100

9³-3³

27³

200

6⁴-2⁴

12⁴

300

8⁹-8⁹

8¹⁸

400

8⁷-9⁷

72⁷

500

9⁸-2⁸

18⁸

Simplifying Expressions

100

2(x+4)+3(x-5)-2y

5x-2y-7

200

x-1+4

x+3

300

x+x-1

2x-1

400

4x-x+vx+1+1+2x

vx+5x+2

500

x+4x-y+2+6xy+y

6xy+5x+2

Solving Equations

100

2x+13=13

13=13

200

x+3=6

x=3

300

x+17=20

x=3

400

2(x-1)+8=4x-20

x=13

500

2x+4(2x+7)=3(2x+4)

x=-4