3 years ago

Solve the system of equations below by elimination. -2x-4y=-4 -x+7y=-20

Mathematics

1 answer:

Alik [6]3 years ago

5 0

Answer:

Step-by-step explanation:

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Helloo!!! please help me on this !!!!

ivann1987 [24]

It is given that ️PQR & ️UVW are congruent to each other. According to CPCT, the corresponding angles in 2 triangles willl have the same measure. So, ∠R = ∠W, i.e, (10x - 18)° = 8x°

$\mathfrak{10x - 18 = 8x}$