Answer:
24
Step-by-step explanation:
Plugin the value of x and y
8[x + y] = 8*[5 - 2]
= 8 *3
= 24
Z - z + 3 = z + 5
0 + 3 = z + 5
3 = z + 5
3 + z = 5
This can be simplified to 3 + z = 5.
This has one solution, 2.
12+36=48. So, there would be 36 boys and 12 girls. Hope this helped :)
Answer:
No solution
Step-by-step explanation:
the perimeter of rectangular: 2 x (B+L)
2 x (40 + L) = 20
80 + 2L = 20
2L = -60
L = - 30 .... length can't be negative
