Question

If 7²x+³=7 then the value of x is.​

Answer 1

Answer:

x^3 = 7+7^2

x^3=7^3

base are same

so, X=7

Answer 2

Answer:

$7 {}^{2} x + {}^{3} = 7$

$(7 \times 7)x + 3 = 7$

$49x + 3 = 7$

$49 x = 7 - 3$

$49x = 4$

$x = \frac{49}{4}$

$x = 12.25$

is your right answer