Question

2
x + 7 for x= 2
7a - 3 for a = 1
y - 2x for y = 2​

Answer 1

Answer:

8

4

2-2x

Step-by-step explanation:

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Answer 2

Answer:

a) 9

b) 4

c) 2-2x

Step-by-step explanation:

a) x+7

if x=2

=2+7

=9

b)7a - 3

if a = 1

= (7x1)-3

=7-3

=4

c) y-2x

if y=2

=2-2x