3 years ago

Subtract -5x+7 from 3x-2 set up your expression show your work

Mathematics

2 answers:

Korvikt [17]3 years ago

8 0

Answer:

$\large\boxed{(3x-2)-(-5x+7)=8x-9}$

Step-by-step explanation:

$(3x-2)-(-5x+7)\\\\=3x-2-(-5x)-7\\\\=3x-2+5x-7\qquad\text{combine like terms}\\\\=(3x+5x)+(-2-7)\\\\=8x-9$

ruslelena [56]3 years ago

3 0

3x-2

-(-5x+7)

☝️this is your equation

distribute your subtraction sign to -5x+7 and you get

3x-2

+5x-7

add everything together and you end up with

8x-9

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