Question

Exercise 6.3
m 3-3
(iv) ery-
1. Ifr=2 and y=-3. find the value of each of the following expressions
&x+3y-4
im 2-3ry+y
(v) 3-87 +3y
(2) ---6.
2. Find the values of the following expressions for a=3.
+5
(11) 80-19
(mm) 21-50
(iv) a'+3a +8
(v) 18-09-30
(vi) a'+a+3
3. Ifx=0 and y = 3. evaluate.
&r - 7xy +3
(1) by- ry + 3x (mm) 48-7x'y +18
4. Find the value of x+y+2-x-y-zxwhenx=-3.y=4 andz=-2.
5. Ifq=-6, find the value of 69-59-1..
6. Find the value of 3ab + 4be +3ca-d-8-2.ifa=3.6=2 andc=-3.
7. Find the value of nifthe value of 32 +7x+nequals to 3 whenx= -1
*
$8x + 3y - 4$
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Answer 1

Answer:

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