5x+2y=7
7x-2y=5 its subtract not add
Hey there
64 divided by 6
is 10 with remainder 4
<span>= 10 R 4</span><span>
The answer is 10 remainder 4
Hope this helps </span>
Answer:
x=−3 and y=7
Step-by-step explanation Solve: 7x+2y=−7for x:
7x+2y=−7
7x+2y+−2y=−7+−2y(Add -2y to both sides)
7x=−2y−7
7x
7
=
−2y−7
7
(Divide both sides by 7)
x=
−2
7
y−1
------------
−2
7
y−1forxin11x+5y=2:
11x+5y=2
11(
−2
7
y−1)+5y=2
13
7
y−11=2(Simplify both sides of the equation)
13
7
y−11+11=2+11(Add 11 to both sides)
13
7
y=13
13
7
y
13
7
=
13
13
7
(Divide both sides by 13/7)
y=7
------------------------
Substitute7foryinx=
−2
7
y−1:
x=
−2
7
y−1
x=
−2
7
(7)−1
x=−3(Simplify both sides of the equation)
Answer:
61
Step-by-step explanation:
Since we now that avalanches occur at 245 mph and that is 4 times as fast as a skier. So we can divide 245/4 = 61.25 ≈61
Hope This Helps!
If it does pls mark me brainliest. (Your question made me rank up)
Answer:
.2,2.,2.005,2.033,2.05,2.09,2.1
