All categories

3 years ago

Solving systems of equations by subsitution

1 answer:

4 0

<h2>Step 1: Solve one of the equations for one of the variables. Let's solve the first equation for y: ...</h2><h2>Step 2: Substitute that equation into the other equation, and solve for x. ...</h2><h2>Step 3: Substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.</h2>

You might be interested in

Help Pls! I need this fast!

lesya [120]

Answer: 36

Step-by-step explanation:

$\overline{AB} \cong \overline{BC}$ (Triangle ABC is isosceles)

$m\angle CAB=m\angle CBA=30^{\circ}$ (base angles of an isosceles triangle are congruent)

$\angle MCB=90^{\circ}$ (In triangle CMB, angles in a triangle add to 180 degrees)

$\angle ACM=30^{\circ}$ (triangle sum theorem)

$MB=24$ (30-60-90 triangle CMB)

$AB=12$ (sides opposite congruent angles in a triangle are congruent)

$AB=36$ (segment addition postulate)

3 0

2 years ago

What property is (3x10)x8=3x(10x8)

mylen [45]

(3 x 10) x 8 = 3 x (10 x 8)
this is called the associative property of multiplication.
it states : (a * b) * c = a * (b * c)

7 0

3 years ago

Read 2 more answers

What is the range of the data below?<br>100<br>105<br>110<br>115<br>120<br>125<br>A 2 B 5 C 12 D 13

MrMuchimi

Answer:

ifk

Step-by-step explanation:

8 0

2 years ago

Which of these is an disadvantage of CT scan te

Semmy [17]

Answer:

It cannot be used to assess individual renal function or degree of obstruction. Sulfadiazine stones are also difficult to visualize on CT because of relatively low attenuation. It is relatively expensive.

8 0

2 years ago

What did the teenage yardstick say to his parents

Firdavs [7]

Answer:

I want to stand on my own three feet

Step-by-step explanation:

3 0

2 years ago

Read 2 more answers