So that they have the same denominator you can rewrite 9n as (27/3)n

(27/3)n + (2/3)n = 4
(29/3)n = 4

Multiply both sides by 3/29 to isolate variable n.

n = 4(3/29)

n = 12/29

3 0

4 years ago

What is the scale factor of AABC to A DEF?

Nina [5.8K]

Answer:

Step-by-step explanation:

To determine the scale factor calculate the ratio of corresponding sides, image to original, that is

$\frac{DE}{AB}$ = $\frac{48}{6}$ = 8 → D

4 0

3 years ago

Solve the system of equations. -5y+6x=40 3y-8x=-46 x= y=

Novay_Z [31]

Answer:

X=5

Y=-2

Step-by-step explanation:

6 0

4 years ago

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