Question

If A= 5a- 7b+ 7 ;. B = -4a -7 +4b ;. C= 9a -7- 2b ;. D= 14b -2a +4

Find A+C [ ]
a) -14a +9b
b) 14a-9b
c) -( 14a+9b)
d) 14a+ 9b ii) Find 2(B+D) [ ]

Find 2(B+D)

a) 12a-36b+6
b)-12a+36b-6
c )12a+ 36b+6
d) -12a-36b +6

iii) Find A + 2B + C + 2D [ ]
a) 2a+ 27b -6
b) -2a+27b+6
c) 2a-27b-6
d) 2a+27b+6 iv)


Find A + 2B [ ]
a) 3a+b+7
b) 3a-b-7
c) -3a+b-7
d) -3a-3b-7​

Answer 1

Answer:

1 = b

2. b

3. a

4. c

Step-by-step explanation:

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