3 years ago

How to Break apart 3x7

1 answer:

5 0

Well brake 7 into 5 and 2 and then just multiply it by 3 so it would be 5 x3=15 and 2x3=6 then u add 15+6 it would be the sum, of 21 so 3x7=21

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Is 44.11 greater than 44.5

Aleks04 [339]

No because I'll teach you a trick. Put a zero after the 5. so now you have 44.11 and 44.50 . So 44.5 is bigger!

3 0

3 years ago

Read 2 more answers

How many different answers can you get by grouping differently? Add parentheses to the expression 7+3•4+2 to create new expressi

DiKsa [7]

Answer: The different possible solutions are 42, 21, 31 and 80.

Explanation:

The given expression is,

$7+3\cdot 4+2$

Case 1.

$(7+3)\cdot 4+2=10\cdot 4+2$

$(7+3)\cdot 4+2=40+2$

$(7+3)\cdot 4+2=42$

Case 2.

$7+(3\cdot 4)+2=7+12+2$

$7+(3\cdot 4)+2=21$

Case 3.

$7+3\cdot (4+2)=7+3\cdot 8$

$7+3\cdot (4+2)=7+24$

$7+3\cdot (4+2)=31$

Case 4.

$(7+3)\cdot (4+2)=10\cdot 8$

$(7+3)\cdot (4+2)=80$

8 0

3 years ago

|-6|-|7-41|? A. -40 B. -28 C. 28 D. 40 E. 54

Nina [5.8K]

Answer:

the answer to this question is b. -28

8 0

3 years ago

1. What is the binomial expansion of (x + 3)5?

lara [203]

Answer:

5x + 15

Step-by-step explanation:

To expand the binomial, you need to multiply each term inside the parentheses by 5.

(x + 3)5

= (x * 5) + (3 * 5)

= 5x + 15

4 0

2 years ago

CAN SOMEONE HELP ME WITH THIS

Anvisha [2.4K]

Answer:

Step-by-step explanation:

x+15=102

x=87

8 0

2 years ago