3 years ago

A student is trying to solve the set of two equations given below:

1 answer:

8 0

Equation A : x + z = 6
Equation B : 2x + 3z = 1

Possible step used in eliminating in z-term.

Multiply equation A by -3.

-3(x +z) = -3(6)
-3x - 3z = -18

-3x - 3z = -18
2x + 3z = 1
-x = -17
÷ -1 ÷ -1
x = 17

You might be interested in

What is the value of x? Enter your answer in the box.

elixir [45]

X = 28, hope this helps

5 0

3 years ago

Each bag of pattern blocks contains 50 blocks. To make a class pattern, the teacher combines 4 bags of blocks. How many pattern

iVinArrow [24]

Each bag contains 50 pattern blocks so 4 bags is

50 x 4 = 200 pattern blocks

hope this helps

4 0

2 years ago

Gisele has $5.90 in quarters and nickels. If Gisele has 16 more nickels than quarters, how many quarters does she have? [I don't

krok68 [10]

Answer:

See below

Step-by-step explanation:

Quarters= 25(x)

Nickels =5(x+16)

25x+5(x+16)=590 (no decimal)

If you solve for x, you’ll get the number of quarters.

3 0

3 years ago

A student draws several cards from a deck of 10 unique cards.

egoroff_w [7]

Answer:

There are 210 different ways that 4 cards can be drawn.

There are 252 different ways that 5 cards can be drawn.

There are 120 different ways that 7 cards can be drawn.

Step-by-step explanation:

Use the combination formula

10C4 =210

10C5 = 252

10C7 = 120

6 0

2 years ago

I need help, please help me soon 12/18/2020 2:06 pm [Eastern time]

Anestetic [448]

Answer: its not 22 its 25

Step-by-step explanation: if it not correcnt than sorry wrong answer

4 0

3 years ago

Read 2 more answers