Question

ifa=0,b=-1,c=2 then 5a +7b-c​

Answer 1

a = 0

b = -1

c = 2

5*0 + 7*(-1) -2

0 -7-2

-9 is your answer mate

Answer 2

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Given-

a=0

b=-1

c=2

Substitute these values-

5a=5*0=0

7b=7*-1=-7

c=2

then,

0+-7-2

-7-2

-9

${\boxed{\boxed{\mathbb{\pink{\huge{\bold{-9}}}}}}}$

Thanks❤