Resuelve estas ecuaciones

1. 4x=20 2. x/7 = 2

3. 3x=2 4. x/2=7

ayudadme porrfavorr

Let mAngleA = 40°. If AngleB is a complement of AngleA, and AngleC is a supplement of AngleB, find these measures. mAngleB = ° mAngleC = °

What is the solution of the system? Use the elimination method. 2x+y=20 6x?5y=12

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G (x) = 8x+2 g (?) = - 62

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Because diagonals of a square are congruent and A) have the same slope B) bisect each other C) are perpendicular