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
Lady bird [3.3K]
3 years ago
14

Question 7 (3 points) Which system is responsible for defending the body against harmful substances? circulatory system muscular

system endocrine system immune system​
Mathematics
2 answers:
Mamont248 [21]3 years ago
3 0

Answer:

immune system

Step-by-step explanation:

it helps fight off bacteria and viruses, which are harmful substances.

Ira Lisetskai [31]3 years ago
3 0

Answer:

the immune system? i can explain if needed

You might be interested in
Factor completely 3x4y3 − 15x2y2 + 6xy.
ElenaW [278]

Answer: you already gave the answer. To check it submit

factor 3x^4y^3 − 15x^2y^2 + 6xy

to Wolfram Alpha.

3xy(x^3y^2 − 5xy + 2) is the "irreducible factorization".


5 0
3 years ago
Read 2 more answers
Ron took a multiple choice test. The test was 80 points and each question was worth 2 points. Write an equation to model the num
professor190 [17]

Answer:

the equation is y=80-x

hope it helps

7 0
3 years ago
Read 2 more answers
A is the Sum of 1+2+3+4+5+6+7+....+99+100 while B is the Sum of 4+5+6+7+8+9+10+.....+102+103. What is B-A ?
marta [7]

Answer:

300

Step-by-step explanation:

A: 1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25 +26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51+52+53+54+55+56+57+58+59+60+61+62+63+64+65+66+ 67+68+69+70+71+72+73+74+75+76+77+78+79+80+81+82+83+84+85+86+87+88+89+90+91+92+93+94+95+96+97+98+99+100

A=5,050

B: 4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25 +26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51+52+53+54+55+56+57+58+59+60+61+62+63+64+65+66+ 67+68+69+70+71+72+73+74+75+76+77+78+79+80+81+82+83+84+85+86+87+88+89+90+91+92+93+94+95+96+97+98+99+100+101+102+103

B=5,350

B-A

=5,350-5,050

=300

6 0
3 years ago
Is this equation linear or nonlinear and why? Thanks
mylen [45]

This equation is not liner because the equation is not a straight line. At the point (0, 23) the equation bends.

8 0
3 years ago
A function is _____ a relation.
Natalka [10]
The correct answer to your question is sometimes 
4 0
4 years ago
Read 2 more answers
Other questions:
  • What is the missing statement in the proof? Scroll down to see the entire proof.
    12·2 answers
  • Help again please!!!!!!!!!!!!!!!!!
    7·2 answers
  • There are 30 seventh grade students in the cafeteria. In a representative sample of 25 students, there are 14 girls. Estimate th
    5·1 answer
  • o a map, the distance from Los Angeles to San Diego is 6.35 cm. the scale is 1 cm - 20 miles. What is the actual distance?
    9·1 answer
  • Given that Q(x)=2x^2 +5x-3 find and simplify Q(a+h)-Q(a-h)
    15·1 answer
  • 3 + 4 X 3-3 X 5<br> What is the answer
    9·1 answer
  • Help please!!!!!! this is due soon
    15·1 answer
  • The figure shows the graphs of the functions y = f(x) and y = g(x). The four indicated points all have integer coordinates. y =
    6·1 answer
  • If you could put wings on any species of animal, what animal would you choose?
    8·2 answers
  • Can you help me with this
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!