Mathematics: If RT=6x+4 and SO =7x-6, what is the length of US

see explanationStep-by-step explanation:(a) a × - b ( cancel 3 and 15 and 7 and 21 )= a × - b= - ab(b)3xy(5x²y² - 4yz) ← multiply each term in the parenthesis by 3xy= 15x³y³ - 12xy²z...

If RT=6x+4 and SO =7x-6, what is the length of

Ответ:

Theyoungin420

18.03.2023

Mathematics

see explanation

Step-by-step explanation:

(a)

$\frac{3}{7}$ a × - $\frac{21}{15}$ b ( cancel 3 and 15 and 7 and 21 )

= a × - $\frac{3}{5}$ b

= - $\frac{3}{5}$ ab

(b)

3xy(5x²y² - 4yz) ← multiply each term in the parenthesis by 3xy

= 15x³y³ - 12xy²z

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If RT=6x+4 and SO =7x-6, what is the length of US

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