1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
AysviL [449]
3 years ago
7

-3x + 4y = 12; 3x - 5y = 18 Solve

Mathematics
1 answer:
viktelen [127]3 years ago
3 0
X = -44
y = -30

Solve for y in equation 1.
Plug in the new value for y into equation 2 to solve for x.
Next, plug your x value into either equation to find y. You can choose either, but I picked the 1st equation.

Check out pic!

You might be interested in
If a^2-5a+1=0,what is the value of a^2-1/(a)^2​
mr_godi [17]
-9-3sqrt21 or -9+3sqrt21
4 0
3 years ago
Can someone help thanks
Salsk061 [2.6K]
The equation for the volume of a pyramid is (l*w*h)/3
 
 since the problem gave you the base area, that would be the l *w

so now you would need to multiply the base area by the height, then divide by 3

16 * 15 = 240

240/ = 80 cubic centimeters

4 0
3 years ago
40 POINTS 2 questions
ipn [44]
Lie it’s 25 nice try but I thinks A
4 0
3 years ago
Read 2 more answers
Given f(x)=1/4(5−x)2 what is the value of f(11)?
Readme [11.4K]

Answer:

-3

Step-by-step explanation:

Substitute the value of 11 into x within the function so it would be f(11) = 1/4(5-11)2 which is - 3.

8 0
2 years ago
If you are shipping a box that weighs 5 pounds The first ounce cost0.30 plus an additional 0.10 for every ounce or part of an ou
Montano1993 [528]

Answer:

The answer is B

..............................

Step-by-step explanation:


8 0
3 years ago
Read 2 more answers
Other questions:
  • What is 3,868,000,000 in scientific notation.
    11·1 answer
  • Write the following
    12·2 answers
  • 865 divided into 2330 to the nearest percent
    12·2 answers
  • The mean number of hours of part-time work per week for a sample of 526526 college students is 2828. If the margin of error for
    8·1 answer
  • Assume that blood pressure readings are normally distributed with a mean of 120 and a standard deviation of 8. If 100 people are
    15·1 answer
  • What is the volume of a sphere with a diameter of 15 cm? Round the answer to the nearest whole number.
    15·1 answer
  • Need exact answer please
    5·1 answer
  • The cost, in dollars, of a gym membership for n months can be described by the explicit equation Pn = 70 + 30n. What does this e
    13·1 answer
  • Plz help im desperate I-...
    5·2 answers
  • Solve for x.<br> x/3 + 2=16
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!