Answer:
3
Step-by-step explanation:
10x + y = 22 A
2x + y = -2 B
A - B left A - left B = Right A - Right B
10x + y - (2x + y) = 22-(-2)
10x + y -2x -y = 22 + 2
8x = 24
x = 24/8
x = 3
6(3(7)-1)-10(7)
6(20)-70
120-70
50
Answer:
Step-by-step explanation:
It’s 2x6x7 = 84
Two hundred and thirteen = 213
To the nearest ten = 210.