Date:
Name:
Algebra, Period
Solving Systems by Substitution
Lit! Put your solution
l.3a-Zb:
3a*
-3
x*y:4
b:3
Solution:
4. 3s 4s t-
2t: L0
t: 6'
Solution:
7.
2.x-2Y:1
4x- 3Y:
3x*y:7
Solution:
18
in the blank provided.
3.2p + 3q.:2
P-3q:-17
Solution:
Solution:
5.4a-b:26
8a-b :54
6.4x-ZY:5
Solution:
Solution:
8.
x* 3Y: 13
-3x +
2Y:27
Solution:
2x-Y:-1
9.4x+ 6Y: -9
2x- 10Y: -11
Solutiou:
LA.2x-3y:6
4x- 6Y:12
Solution:
-7 Y: 5
x*3Y:-1
13. 3x
Solution:
16.
x:4
2x-3Y: -19
Solution:
11.
n:
3m+7
4m*9n:1
* 3y: 4
6x - 6Y: -1
12. 4x
Solution:
Solution:
L4.Za-b:8
6a-3b:-9
15. 1.5a
Solution:
Solution:
17.2x* 2Y:4
x-2Y:9
Solution:
-A.}b:
0.4a+ 0.4b
18.3x
: -0.4'
*y:7
4x+2Y=
Solution:
-Y,7
16