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Crazy boy [7]
3 years ago
7

Evaluate 6 – 2(a – b) when a = 4 and b = 2.

Mathematics
2 answers:
marishachu [46]3 years ago
5 0
The answer is 2. Rewrite the problem as 6 - 2(4 - 2). Multiply -2 and -4, then -2 and -2. Rewrite the problem as 6 - 8 + 4, 6 - 8 is -2, and -2 + 4 is 2.
sweet [91]3 years ago
3 0

Answer:

2

Step-by-step explanation:

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If RT= 6x+4 and SO=7x-6 what is the length of US
ICE Princess25 [194]
Can you provide a visual so that it is easier to solve?
5 0
3 years ago
What is the answer for 46% of 237?
jeka57 [31]
I hope this helps you





%46.?= 237



?.46=237.100



?= 23700/46


?= 515,217
6 0
3 years ago
First one to answer this gets brainlest:<br> What is 5 * 4 + (6 / [ 2 + 1 ] ) *11
Nonamiya [84]

Answer:

42

Step-by-step explanation:

5 * 4 + (6 / [ 2 + 1 ] ) *11

5 * 4 +2 * 11

20 +2 * 11

20+ 22

42

3 0
3 years ago
Read 2 more answers
Ajay bought a fan and a heater for rs 4000. He sold the fan at a profit of a 25% and the heater at a loss of 5%. If he gained 7%
Alborosie

Answer: Heater -Rs 2400; Fan- Rs 1600

Step-by-step explanation:

Given

Ajay bought a fan and a heater for Rs 4000

Suppose the price of fan is x and that of heater is 4000-x

Profit on the fan is 0.25x

Loss on heater is 0.05\times (4000-x)

Total profit is 7% i.e. 0.07\times 4000

\therefore 0.07\times 4000=0.25x-0.05(4000-x)\\\Rightarrow 280=0.25x-200+0.05x\\\Rightarrow 480=0.3x\\\Rightarrow x=1600

Thus, the price of heater is 4000-1600=Rs.\ 2400

Price of fan is Rs.\ 1600

Price of heater is Rs.\ 2400

8 0
3 years ago
Two sides of a triangle are given as 28 inches and 42 inches. find all possible lengths for the third side of the triangle
timofeeve [1]
The longest side of  a triangle must be less than the sum of the other 2 sides

2 senarios

the 3rd side is the longest
the 3rd side is not the longest



for the 3rd side is the longest

3rdside<28+42
3rdside<70


for 3rd side isn't the longest
42 is longest
42<28+3rdside
14<3rdside

so we've got
3rdside<70 and 14<3rdside

so
14<3rdside<70

the 3rd side can be any number from 14in to 70in except 14in and 70in
6 0
3 years ago
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