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hodyreva [135]
2 years ago
13

Use algebra tiles to find the difference. Let one yellow tile equal +1 and one red tile equal –1. 12 – (–11)

Mathematics
1 answer:
Anvisha [2.4K]2 years ago
8 0

Answer:

its 23

Step-by-step explanation:

its 12+11 because two negatives make a positive

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Help
Rudiy27

Answer:

520

Step-by-step explanation:

must be the answer..

7 0
3 years ago
Read 2 more answers
A baker divides 21.4 pounds of flour equally between five recipes. How much flour did the bakery use for each recipe?
worty [1.4K]

Answer:

4.28 per recipe

Step-by-step explanation:

21.4 divided by 5 = 4.28 per recipe

4 0
2 years ago
Read 2 more answers
-10x + 35 + 5x = -5x + 20 PLs fix this error and answer it can you also show me the steps so I understand?
Vedmedyk [2.9K]

Answer:

-10x + 35 + 5x simplifies to -5x + 35.

Step-by-step explanation:

Combine Like Terms:

= −10x + 35 + 5x

= (−10x + 5x) + (35)

= −5x + 35

Hope this helps!

6 0
2 years ago
Read 2 more answers
A heater repairman charges $40 to visit a home, plus $70 per hour for the time he spends on the repair. This situation can be de
frez [133]

Answer:

b = 40

Step-by-step explanation:

A heater repairman charges $40 to visit a home, plus $70 per hour for the time he spends on the repair.

This situation can be described by an equation of the form y=mx+b , where

x = the time in hours

y = the cost in dollars.

What is the value of b in this equation?

A heater repairman charges $40 to visit a home, plus $70 per hour for the time he spends on the repair

Writing the above in an equation =

y = $70 × x + $40

y = 70x + 40

Therefore, the value of b in the expression = 40

3 0
2 years ago
A 13-foot ladder leans against the side of a house with its base 3 feet from the house. Use the Pythagorean Theorem to approxima
scZoUnD [109]

Answer: 12.65 ft

Pythagorean theorem is a^{2} + b^{2} = c^{2}

So, a^{2} + 3^{2} = 13^{2}

169 - 9 = 160

\sqrt{160} is 12.65.

Hope it helps.

4 0
2 years ago
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