4 years ago

How do you do this 21x + 11 = 21x

Mathematics

1 answer:

luda_lava [24]4 years ago

7 0

21x+11=21x
—-subtract 21x on both sides

11=0
—-subtract 11 on both sides

0=-11

Answer: There are no solutions

You might be interested in

Miri counted her money and found that her 25 coins which were nickels, dimes, and quarters were worth $3.20. the number of dimes

Natasha_Volkova [10]

Nickels = x

dimes = x + 4

quarters = x

Value of coins:

nickel = 5 cents

dime = 10 cents

quarter = 25 cents

5x + 10(x + 4) + 25x = 3.20

5x + 10x + 40 + 25x = 320

40x = 320 - 40

40x = 280

x = 280/40

x = 7

There are 7 quarters, 7 nickels and 11 dimes.

4 0

3 years ago

3(p+5)-3(p+2) expand and simplify

Katyanochek1 [597]

Answer:

its 9

Step-by-step explanation:

3 0

3 years ago

Read 2 more answers

Write an equation in point slope formula of the line that passes through point (-3,0) and has a slope of -1/3

olasank [31]