3 years ago

What makes 84 cents ?

1 answer:

5 0

84 pennies
3 quarters, a nickel 4 pennies 
3 quarters 2 nickels 4 pennies 
2 quarters, 34 pennies 
2 quarters, two nickels, two dimes 4 pennies

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Answer urgent please!!

butalik [34]

Answer:

Step-by-step explanation:

$u=5i-j\\\\v=3i+j\\\\w=i+4j\\$

$v+w$

$3i+j+i+4j\\\\4i+5j\\\\u*(v+w)\\\\(5i-j)(4i+5j)\\\\20-5\\\\\boxed{15}$

4 0

3 years ago

Before conducting some experiments, a scientist mixes 1/2 gram of Substance A with 3/4 grams of Substance B. If the scientist us

Tju [1.3M]

Answer: 10

Step-by-step explanation:

$(\frac{1}{2}+\frac{3}{4})$ ÷ $\frac{1}{8}$

= $(\frac{1}{2}(\frac{2}{2})+\frac{3}{4})$ ÷ $\frac{1}{8}$

= $(\frac{2}{4}+\frac{3}{4})$ ÷ $\frac{1}{8}$

= $(\frac{5}{4})$ ÷ $\frac{1}{8}$

= $(\frac{5}{4})$ x $\frac{8}{1}$

= $\frac{40}{4}$

= 10

4 0

3 years ago

Find s in the parallelogram

adell [148]

Answer:

Step-by-step explanation:

DE=DG

8s-97=3s-22

5s-97=-22

5s=75

s=15

8 0

3 years ago

Whats the answer for 2x + 1 + 7x ?

lesya692 [45]

Answer:

9x+1

Step-by-step explanation:

combine 2x+7x then add the 1

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3 years ago

Read 2 more answers

A photograph measuring 4 inches wide and 5 inches long enlarged to make a wall mural. If the mural is 100 inches wife , how long

Andrej [43]

The answer is 5 because 5x4=20 divided by 100

6 0

3 years ago