Answer: -37 & -3
Step-by-step explanation:
-20-17= -37
-20+17= -3
Q4, 4y²=60
y=√15 ( i am not sure)
q6, (5+y) ²=81
5+y=9
y=4
q7 (x+4) (x) =77
x²+4x-77=0
(x+11) (x-7) =0
x=-11(rej) or x=7
therefore ,length= 7+4=11cm
breadth=7cm
Answer:
answer: 2:2
Step-by-step explanation:
1:2+2:2 to get 3:4
The place value of a certain digit is 10 times bigger than its adjacent digit to the right so the compare to the 5 in the thousands place it is 1000 times bigger than the 5 in the ones place and 10 times bigger than the 5 in the hundreds place
Possibly deciding to lose 5 pounds over a period of a few weeks or deciding to exercise each day for a month.