MATH (very hard 400-500)

addition/subtraction

100

x-8=7

x=15

200

589+x=893

x=304

300

3x+12=9

x=-1

400

((x/3)-29)+8=9

x=90

500

28+((9x-8)/7)=32

x=4

multiplication/division

100

3/x=4

x=3/4

200

9x+2.5=20.5

x=2

300

(x+9)/7=63

x=432

400

(6(x+8))/3=2

x=-7

500

(((7(x-2))/3)-12=9

x=11

graphing

100

what is the slope of 

y=7x+48463846836383648236291273329373936384

7

200

is (3,7) a solution for

y=3x-2

yes

300

give 3 points for

y=9x-20

and the x/y intercepts

answers will vary, 

y intercept is -20, 

x intercept is 20/9

400

what shape does

(0,3)

(3,3)

(3,0)

(0,0) make, and also give area and perimeter

square

area 9

perimeter 12

500

give 3 points for

y=x²-8

and y/x intercept

answers will vary

y intercept is -8

x intercept is square root of 8

bonus

100

what does pedmas stand for

Parentheses

Exponents

Division

Multiplication

Addition

Subtraction

200

give the steps for  solving and answer

3x-8=10

+8 both sides

divide both sides by 3

x=6

300

9⁰

1

400

√(200-100)

10

500

what is (1⁰)^∞

1

exponential

100

√16

4

200

19²

361

300

x²=7+9

x=4

400

x²-73=8

x=9

500

(x²-8)/4=1^∞ 

x=√12