Question

1) When p = 1, q = –2, then the value of expression 3p + 3q is

a) 0
b) -3
c) 9
d) 3

2)The value of expression 9x – 5y for x = 4, y = 2 is

a) 26
b) 9x – 8y
c) 36x – 10y
d) 46

3) Find the value of
2m + 3, if m = 2

a) 7
b) 4
c) 10
d) 8​

Answer 1

1)b)-3

2)a)26

3)a)7

Hope it helps you

Answer 2

Answer:

1. 0
2. 26
3. 7

Step-by-step explanation:

1) 3p + 3q ; p = 1 , q = -2

• 3 × 1 + 3 × (-1)
• 3 + (-3)
• 3-3
• 0

2) 9x - 5y ; x = 4 , y = 2

• 9 × 4 - 5 × 2
• 36 - 10
• 26

3) 2m + 3 ; m = 2

• 2 × 2 + 3
• 4 + 3
• 7