3 years ago

How to solve x + y = -4

1 answer:

6 0

x+y+−y=−4+−y
Answer: x=−y−4

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A training field is designed by joining a rectangle and two semicircles, as shown below. The rectangle is

crimeas [40]

You know that the rectangle is 94m so we multiply that by 2 and get 188. We would use 70m as the diameter of the circle. multiply the diameter by pi which is 219.91. Then you add 188 to 219.91 and you get you answer.

Answer: 407.91

7 0

3 years ago

(2a-b) * (a-2b) (4x - 2) * (x -4)

MAXImum [283]

Q: (2a-b) * (a-2b)

$(2−)(−2)$

$2(−2)+(−2)(−)$

$22−4+(−2)(−)$

$22−4−(−2)⋅$

$22−4+22−⋅$

Q: (4x - 2) * (x -4)

$(4−2)(−4)$

$4(−4)−2(−4)$

$42−16−2(−4)$

$42−16−2+8$

$42−18+8$

Hope its help you !!

7 0

2 years ago

Read 2 more answers

1. Lisa walked 48 blocks in 3 hours _________blocks per hour

scoray [572]

To solve this, we divide 48 by 3.
48÷3=16
16 blocks per hour.

7 0

3 years ago

Read 2 more answers

charlie paid $660 for 6 shirts and 4 belts. one shirt costs three times as much as one belt. if charlie bought 5 such shirts and

fenix001 [56]

Let shirts is x and belt y
$6x + 4y = 660$
$x = 3y$
$18y + 4y = 660 \\ 22y = 660 \\ y = 30 \\ x = 90$
therfore
$5(90) + 2(30) = 510$

4 0

3 years ago

Help meeee please ydyeyr

iogann1982 [59]

Answer:

Below

Step-by-step explanation:

Shane

25=1 car

50=2 cars

75=3 cars

100=4 cars

125=5 cars

Lucas

30=1 car

60=2 cars

90=3 cars

120=4 cars

150=5 cars

3 0

3 years ago