Test 1,2 (UCCS) Algebra 1

Reduce fractions

100

-7(2x+y-3

What is the answer? -14x-7y+21

200

Name each indicated property, (2+x)+4=2+(x+4)

Assoc. of add.

300

Solve for the indicated variable: ax+by+c=0, for y

What is by/b=c-ax/b                                           y=-c-ax/b

Solve equations

100

3/x = 15/45

What is the answer? 3/x=1/3

200

Defined or undefined? -12 divided by 0=

What is undefined?

Similar figures

100

-6(x+2y) +3(5x-y)

What is the answer? -6x-12y+15x-3y

200

-(w+2) = 2(3w-6)

What is: -w-2 = 6w-12                                                          +12 +w+12

                10=7w 

                 10/7 =w

Indicate the Variable

100

6x+8y-9x-10y

What is the answer? -3x-2y

200

4(a+b) - 5(2a+6)

1. 4a +4b - 10a-30                                                 2. -6a+4b-30    

Word problems

100

Chris has a rectangular flower garden measures 20 feet by 12 feet. He wants to fertilize his garden and puts a decorative fence. His area he will need to fertilize and fence is.

What is 240 sq. ft. of fertilize and 64 feet of fencing?                                                                             1. A=l.w  2. A=20.12         3. 240sq. ft.                            P=2(20) + 2(12)                                                     P=40+24                                                                P=64

200

Bryce builds a model car to a scale of 1inch=1.5 feet. If the completed model is 10.5, the size of actual car is

 (1) X=size of car of                                                (2) 1in./1.5 ft. = 10.5in./X ft.                                    (3) X=1.5(10.5)                                                         (4) X=15.75 ft.