Question

5a – {3 – 2 ( a + 5)} =

a. 4a – 5

b. 7a + 7

c. 7a + 13

d. 4a + 5

​

Answer 1

Answer:

b . 7 a + 7

Step-by-step explanation:

given

----------

5a -{3-2(a+5)}

= 5a - { 3 -2a-10}

= 5a - { -2a -7 }

= 5a + 2a + 7 ( since( - )and( - ) = +)

= 7a + 7

Hope you get the answer of this question

Answer 2

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Answer:

b. 7a + 7

Step-by-step explanation:

5a – {3 – 2 ( a + 5)}

= 5a – (3–2a–10)

=5a –3+2a+10

=7a+7

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