3 years ago

One number is 18 more than three times another number. The difference in the numbers is 54. Find the numbers

1 answer:

8 0

The equations would be:
x=18+3y
x+y=54
(substitute x in the second equation with 18+3y)
18+3y+y=54
(combine like terms and solve for y)
y=9
(plug y into the second equation to find x)
x+9=54
x=45

You might be interested in

Whats an equivalent ratio for 2 to 6

zvonat [6]

Answer:

Step-by-step explanation:

8 0

2 years ago

5(n+1) equals 2( n+7)

Kryger [21]

5n+5=2n+14
5n=2n+9
3n=9
n=3
Hope This Helped

6 0

2 years ago

You save $500 in a retirement account at age 25. it increases an average of 10% per year until you are 65. which formula and res

balu736 [363]

Divide percent over 100

3 0

3 years ago

Read 2 more answers

Change the following equation to slope-intercept form:<br> 5x - 5y = 25

Novay_Z [31]

Answer:

eufgnyqcrgfuyrgfxunefvxwevfwinyvq

Step-by-step explanation:

weiurchmwovu8wygxn98wgvcw8yengxeyvgcnyenyv

3 0

3 years ago

Evaluate the expression for the given value of the variable 3x+5 when x=5

KATRIN_1 [288]

Answer:

${ \rm{3x + 5}}$

• when x is 5

${ \rm{ = (3 \times 5) + 5}} \\ \\ { \rm{ = 15 + 5}} \\ \\ = { \rm{20}}$

6 0

2 years ago