Math, asked by vermamayank956, 3 months ago

(4x-7) +(3x-8) -(7x-9)​

Answers

Answered by agrawalakansha369
1

Answer:

14x-24

Step-by-step explanation:

4x-7 + 3x -8 -7x -9

= 4x +3x -7x -7 -8-9

=0x - 24


vermamayank956: I think your answer is wrong
pgpc: when minus is there the symbol of (+) changes to (-) and symbol of (-) changes to (+) .
agrawalakansha369: ya umm sorry i changed it to the correct answer hope it helps now
pgpc: it is still wrong . -9 is now +9 because there is (-) in front of the bracket .
Answered by pgpc
1

4×-7+3×-8-7×9

(4×+3×-7×)+(-7-8+9)

0×+(-6)

-6

when minus is there the symbol of (+) changes to (-) and symbol of (-) changes to (+) .

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