Question

Solve 7(x - 3) = -70.
a. -7
b. -13
c. -9 4/7
d. -31

Answer 1

$\bold{\huge{\underline{\mathfrak{\fbox{\color{green}{Ello}}}}}}$

$7(x - 3) = - 70 \\ \\⟹ 7x - 21 = - 70 \\ \\ ⟹7x = - 70 + 21 \\ \\⟹ 7x = -49 \\ \\ ⟹x = \frac{ - 49}{7} \\ \\ ⟹x = - 7$

$\bold{\huge{\underline{\mathfrak{\fbox{\color{red}{thanks}}}}}}$

Answer 2

Solution:-

$7(x - 3) = - 70 \\ \\ 7x - 21 = - 70 \\ \\ 7x = - 70 + 21 \\ \\ 7x = - 49 \\ \\ x = \frac{ - 49}{7} \\ \\ x = - 7$

★option (a) is correct

Hope it helps you!