3 years ago

Which expression is equivalent to (10 + 7 r - r ^ 2) + (-6 r ^ 2 - 18 + 5 r)

Mathematics

1 answer:

garik1379 [7]3 years ago

7 0

Answer:

-7r^2+12r-8

Step-by-step explanation:

You might be interested in

S 0.4544555444........ Rational or Irrational? Why

stepan [7]

Answer:

Rational

Step-by-step explanation:

Its rational because it has the same numbers/pattern

8 0

2 years ago

Read 2 more answers

Find the solution for the system of equations -4x-2y=-12<br> 4x +8y=-24

valkas [14]

6y=-36
y=-6
-4x+12=-12
-4x=24
x=-6

6 0

2 years ago

Read 2 more answers

∠C and ∠D are vertical angles with m∠C=−x+26 and m∠D=2x−10 . What is m∠D ? Enter your answer in the box.

Musya8 [376]

-x+26=2x-10
+x +10 +x +10
36+3x
divde by 3
12=x

m∠D=2(12)-10
=24-10
=14

8 0

3 years ago

Read 2 more answers

Use the figure to complete the proportion.

MAVERICK [17]

Answer:

BE / AB = <u>HE</u> / AH

Step-by-step explanation:

AE is angle bisector

BE / HE = AB / AH

BE / AB = HE / AH

6 0

3 years ago

What is the equation of the line that passes through the point (8, 8) and has a<br> slope of -22

Likurg_2 [28]

Answer:

Step-by-step explanation:

y - 8 = -22(x - 8)

y - 8 = -22x + 176

y = -22x + 184

7 0

3 years ago