Question

2. If the HCF (15, 21) = 18 - 3x then x = ?
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Answer 1

Answer:

so here is the answer

Step-by-step explanation:

HCF of 15 is =3×5

HCF of 21 is = 3×7

so the HCF of (15,21) is 3

so 3=18-3x

-18+3=-3x

-15=-3x

x=-15/-3

x=5

so please please mark me brainllist please

Answer 2

Here,

HCF = 3

$3 = 18 -3 x$

$3x = 15$

$x = \frac{15}{3}$

$x = 5$