I think your answer is correct
Hoperfuly
3x + 5y = 1 . . . . . . . . (1)
7x + 4y = -13 . . . . . . .(2)
(1) x 7: 21x + 35y = 7 . . (3)
(2) x 3: 21x + 12y = -39 .(4)
(3) - (4) = 23y = 46
y = 46/23 = 2
Answer:
here's your answer hope it helps you
Step-by-step explanation:
1. area of a rectangle=length*breadth
area=(3e+2)*(3e-2)
area=9e+2*-2
area=9e.
2. 3(a-4)-2+a+7)
3a-12-2(a+7)
3a-12-2(a+7)
3a-12-2a-14
3a-12-2a-14
3a-26-2a
1a-26
a-26 is the answer.
2. 5(d-3)+2d+10
5d-15+2d+10
5d-5+2d
7d-5
7d-5 is the answer.
Answer:
They stopped for lunch at 12:25 pm.
Step-by-step explanation:
They started skyiing at 10:30 am.
They skied for 1 hour and 55 minutes.
1 hour and 55 minutes is 5 minutes less than 2 hours.
2 hours after 10:30 am is 12:30 pm.
Taking the 5 minutes, we have 12:25 pm
They stopped for lunch at 12:25 pm.
Answer:
Six at top, ten at second, twenty-seven at third, and four at bottom.