3 years ago

(9x−4)−(2x−7) simplified

Mathematics

2 answers:

Andrej [43]3 years ago

8 0

Answer:

7x-11

Step-by-step explanation:

9 x - 4 − 2 x - 7

Next, group like terms:

9 x − 2 x − 4 − 7

Now, combine like terms:

( 9 − 2 ) x + ( − 4 − 7 )

7 x +( − 11 )

7 x − 11

Ainat [17]3 years ago

4 0

Answer:7x+3

Step-by-step explanation:

(9x-4)-(2x-7)

Open brackets

9x-4-2x+7

Collect like terms

9x-2x-4+7

7x+3

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