6x + 7 = 8x - 17
6x- 8x = -17 - 7
-2x = -24 • divide both sides by -2
Thefore x = 12
17^2 = 289
23^2 = 529
529 + 289 = 818
√818 = 28.6 inches
Answer is C.
3x and 4x² are not like terms, as their exponents do not share the same power (3x has a power of 1, 4x² has a power of 2)
Step-by-step explanation:first of all we have to find discount amount by using the formula discount% of M.P then finding S.P using the formula M. P -S. P then finding the profit using the formula profit% of S. P and at last we have to find C. P using the formula S. P - profit.
I hope u will understand .
hawa xa explanation tei pani herea bujxa hola .