1. Find the value of these when x = –2
x
+ 3
а) 2;
b) 1;
c) 4;
d) 3.
2.
Find the value of these when x
= –2
3x
а) –4;
b) 6;
c) –6;
d) 4.
3.
Find the value of these when x
= –2
x
– 2
а) –4;
b) –6;
c) 4;
d) 6.
4. Find the value of these when x = –2
2x
а) 4;
b) –3;
c) 3;
d) –4.
5. Find the value of these when x = –2
2x + 3
а) –2;
b) 1;
c) –1;
d) 2.
6. Find the value of y
when x
= –3
y
= x + 1
а) –2;
b) 4;
c) –4;
d) 2.
7. Find the value of y
when x
= –3
y
= 2x
а) 3;
b) –6;
c) 6;
d) –3.
8. Find the value of y when x
= –3
y
= x – 3
а) –6;
b) 8;
c) –8;
d) 6.
9. Find the value of y when x
= –3
y
= 3x
а) 7;
b) –9;
c) 9;
d) –7.
10. Find the
value of y
when x
= –3
y
= 3x – 2
а) 11;
b) –11;
c) 13;
d) –13.
11. Find the
equation of the line passing through the given points:
(1, –3) and (1, 4).
а) x =
2; b) x = –3;
c) x =
4; d) x = 1.
12. Complete the
missing value in the solution to the equation.
y = 3x – 7
а) (1, –7);
b) (1, 4);
c) (1, –4);
d) (1, 7).
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