Test: Algebra I - Ambitious

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Question 1:   If x=5 , find: 5x+7
17
32
30
34
Question 2:   If x=2 and y=9 , find: ( 4x3y )+7( x+y )
19
58
63
48
Question 3:   If x=3 , y=2 , find: 2xy 2y +x
4
3
1
2
Question 4:   If x=1 , y=2 , z=3 , find: x 2 + y 2 + z 2 z
4 1 3
4
4 2 3
3
Question 5:   If x=2 , solve: x 5 + x 4 + x 3
56
48
96
54
Question 6:   Simplify: 5x+6x+7x
17x
18x
16x
19x
Question 7:   Simplify: 2 x 2 +3x+5 x 2 13x
7 x 2 +10x
7 x 2 10x
2x
19x
Question 8:   Simplify: 3.7x+4y2.2x3y+1.2x
2.7xy
2.7x+y
2.8xy
3xy
Question 9:   Simplify: 4x6xy÷3y
24 x 2 y
8 x 2 y
24 x 2
8 x 2
Question 10:   Simplify: ( 2x+5y )( x2y )
x+10y
3x+3y
x+7y
x+3y