8 hours at a rate of 7 carvings per hour. he wants 63 carvings. so 63/7= 9.
8 x 9 = 72. Iw will take him 72 hours to make 63 carvings
Answer:
x= -2 and y= 3
Step-by-step explanation:
since x = 2y -8, substitute this in the first equation
Thus, -3(2y-8) + 2y =12
-6y+24+2y=12
-6y+2y=12-24
-4y=-12
y=3
put the value of y in the second equation,
x=2y-8
x=2(3)-8
x=6-8
x=-2
So, x=-2. y=3
Answer:
2$+(1.29$ x 30)=40.70$
Step-by-step explanation:
Answer:
4 hours
Step-by-step explanation:
5miles /2 hours=10miles/x(proportion)
20miles=5x
x=4
so 4 hours.
Hope this helps :D
Answer:
120 degrees
Step-by-step explanation:
eqatoin: 120=6x and the angle is 6x.