Question

(b) 7x + 15 = 45
(x = 5)​

Answer 1

$\large\bf{\underline\orange{Answer \:↝}}$

7x + 15 = 45

7x = 45 - 15

7x = 30

x = 30/7

if u know the that it it (x = 5) then your que might be wrong

Answer 2

$\Huge{\textbf{\textsf{{\color{navy}{an}}{\purple{sw}}{\pink{er}}{\color{pink}{:}}}}}$

$\bf{To~solve:}$

$\sf{~~~~~~7x+15=45}$

$\sf{:→ 7x=45-15}$

$\sf{:→ 7x=30}$

$\sf{:→ x={\color{red}{{\dfrac{30}{7}}}}≠5}$