Answer :

the expression is:

[tex]-7(2x-5)=-49[/tex]

first we will need the distributive property:

[tex]-14x+35=-49[/tex]

then we can use the addition or subtraction property:

[tex]14x=84[/tex]

And finaly, we apply the multiplication or division property:

[tex]x=\frac{84}{14}=6[/tex]

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