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monitta
3 years ago
6

Add: (3x4 + x2 + 2) + (9x4 - x2 + x)

Mathematics
1 answer:
Contact [7]3 years ago
3 0
The answers are:

A. <span>12x8 + x + 2


B. 3x2 - 2x - 7</span>
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A picture frame is shaped like a rectangle whose perimeter is 196 cm. The length is 6 times long as the width
lbvjy [14]
L=length W=width
perimeter=2Lx2W
196=2L+2W

Length can be written as 6W because it is 6 times the width. We then substitute this in so all the terms are the same

196=2(6W)+2W
196=12W+2W
196=14W
W=14cm
L= (14x6) 84cm
3 0
3 years ago
The bike store marks up the wholesale (lower price) cost of all of the bikes they sell by 30%.
mario62 [17]

Answer:

$100

Step-by-step explanation:

125 dollar bike will cost you 100 dollars if the sale for 20%.

125 x 0.20 = 25

25-125=100

Hope this helped!

8 0
2 years ago
Please give me answers
Nikolay [14]
For number 9. its 34 × 65 = 65 × 34.. So that means its communicative property
6 0
3 years ago
Easy question please help
GuDViN [60]

An equation to represent this would be 12x+2=T.

x=10 people per large table.

If T=122 then we just have to isolate x on one side of the equation. The first step is to replace T with 120 and then subtract 2 on both sides (to cancel the +2) to get 12x=120. Cancel the 12 by dividing both sides by 12 to get x=10. The number of people seated at each large table would be 10. Hopefully I explained this correctly and helped you understand.

7 0
3 years ago
H = (500 - 260) ÷ 2<br> Please help
Bess [88]

500 - 260 = 240.

240 / 2 = 120.

H = 120

4 0
3 years ago
Read 2 more answers
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