B) x = 2, y = 3, z = 5
Step-by-step explanation:
3x −2y + 4z = 20
3(2) - 2(3) + 4(5) = 20
20 = 20
−x + 5y +12z = 73
-2 + 5(3) + 12(5) = 73
73 = 73
x + 3y −2z = 1
2 + 3(3) - 2(5) = 1
1 = 1
hello :
by applying the distributive property :
6 × 4.3 = 6 × ( 4 + 0.3 )
= (6 × 4) + (6 × 0.3)
= 24 + 1.8
6 × 4.3 = 25.8
a)(x-2)^2+(y-1)^2=9
step-by-step explanation:
(picture explains)