3(1−9a)+22a=2(2a−9)−15
i need a step by step explanation

A= 4

Step-by-step explanation:

3(1-9a)+22a=2(2a-9)-15

3-27a+22a=2(2a-9)-15

3-5a=2(2a-9)-15

3-5a=4a-33

3-5a-3=4a-33-3

-5a=4a-36

-5a-4a=4a-36-4a

-9a=-36

-9a/-9 = -36/-9

A=4

ghjmutmum

step-by-step explanation:

segment bisector

step-by-step explanation:

line segment bisector. definition: a line, ray or segment which cuts another line segment into two equal parts. try this drag one of the orange dots at a or b and note the the line ab always divides the line pq into two equal parts.

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