Question

Simplify the expression: 5b (a+5) -a (5-b) +3 (a+b-2)

Answer 1

Step-by-step explanation:

1+b+b

2 +3

2. −5b

2 +2b−2+b

2

3. 5z+5z+z

2 +3z

2

4. −6+v+v

2 +1

5. 2y−y

2 +y+y

2

6. −6+6b

2 +b−2

7. v−4v

2 −2v−v

2

8. v

2 +2v

2 +5+1

9. 6b

2 −b

2 −1+2

10. 5v

2 +4v+3v+v

21+b+b

2 +3

= b

2 +b+4

2. −5b

2 +2b−2+b

2

= −4b

2 +2b−2

3. 5z+5z+z

2 +3z

2

= 4z

2 +10z

4. −6+v+v

2 +1

= v

2 +v−5

5. 2y−y

2 +y+y

2

= 3y

6. −6+6b

2 +b−2

= 6b

2 +b−8

7. v−4v

2 −2v−v

2

= −5v

2 −v

8. v

2 +2v

2 +5+1

= 3v

2 +6

9. 6b

2 −b

2 −1+2

= 5b

2 +1

10. 5v

2 +4v+3v+v

2

= 6v

2 +7v