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
insens350 [35]
3 years ago
9

Pls help good points

Mathematics
1 answer:
liq [111]3 years ago
8 0
I got 3; M=-4 so you plug that in and get -4^2+5(-4)+7
-4 times -4=16
5 times -4=-20
16+(-20)=-4
-4+7=3
You might be interested in
A system of equations is shown:
Harrizon [31]

Answer:

<h2>(1, 4)</h2>

Step-by-step explanation:

\left\{\begin{array}{ccc}2x=-y+6&(1)\\-4x+3y=8&(2)\end{array}\right\\\\(1)\\-y+6=2x\qquad\text{subtract 6 from both sides}\\-y=2x-6\qquad\text{change the signs}\\y=6-2x\\\\\text{substitute it to (2):}\\\\(2)\\-4x+3(6-2x)=8\qquad\text{use the distributive property}\\-4x+(3)(6)+(3)(-2x)=8\\-4x+18-6x=8\qquad\text{subtract 18 from both sides}\\-10x=-10\qquad\text{divide both sides by (-10)}\\x=1\\\\\text{put the value of x to (1):}\\\\y=6-2(1)\\y=6-2\\y=4

6 0
3 years ago
Evaluate when a = 8 and b = 4. <br><br> ab^2<br> a−b
eduard
<span>Evaluate when a = 8 and b = 4. 

ab^2
a−b


 ab² = (8)(4)² = 8*16= 128

a - b = 8 - 4 = 4 
</span>
3 0
3 years ago
91 is 70% of what number?91 is 70% of what number?
Oduvanchick [21]

Answer:  91 is 70% of 130

Step-by-step explanation:

:)

7 0
3 years ago
Read 2 more answers
What is the scale factor from Polygon A to Polygon B?
steposvetlana [31]

Answer:

that scale factor is 2

Step-by-step explanation:

A the side is 2.5

B the same stop as side a but its 5

so 2.5 to 5 is multiply 2

8 0
3 years ago
Read 2 more answers
jeordine spreads out a rectangular picnic blanket with an area of 42 square feet. its width is 6 feet. which equation could you
Bas_tet [7]

L(which is length) is equal to 42 divided by width which is 6. so the equation is L=42/6

5 0
3 years ago
Other questions:
  • I Really need help, How do you solve this?
    7·1 answer
  • Change.29 to a fraction.<br> [?]<br> [ ]
    9·1 answer
  • What is 2+2-1+4-2+1-5+20<br><br><br><br><br><br> -Quick Maths
    15·2 answers
  • What is the coefficient in the expression x-27?
    8·1 answer
  • Find the first five terms of the sequence described by the following recursive formula. an = 2n • an-1 where a1 = −3 −3 , , ,
    14·1 answer
  • Select the correct answer. log(2x-100) = 3<br> What is the solution to this equation?
    5·2 answers
  • Write each phrase as an algebraic expression<br><br> “the quotient of p and 20 added to 4”
    11·1 answer
  • PLEASE ANSWER ASASP!!!!!!!!!!!!!!!
    12·1 answer
  • Simplify:<br> √36a^3b^4<br><br> A) 6ab^2√a<br> B) 6ab^2<br> C) 6ab^2√ab<br> D) 6ab^3
    5·1 answer
  • A line is drawn on the coordinate plane that passes through the point (3,-6) and has a slope of 4. The y-intercept of the line i
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!