Question

If 7a + 5b-3=0,then find the value of b given that a=-2

Answer 1

Answer:

7a+5b-3=0

7a+5b=0+3

7×(-2)+5b=3

-14+5b=3

5b=3+14

b=17/5

or 3.4

Answer 2

$\huge\star{\tt{\underline{\underline{\red{Answer}}}}}\star$

7a+5b-3=0

$\implies$ 7(-2)+5b+3=0

$\implies$ -14 +3= -5b

$\implies$-11=-5b

$\implies$ $\large{\boxed{\boxed{b=\frac{11}{5}}}}$