3 years ago

What is 2x + 7y = –10?

Mathematics

2 answers:

Wittaler [7]3 years ago

7 0

The answer isX=1 1/9

lubasha [3.4K]3 years ago

6 0

Answer:

-1 1/9

Step-by-step explanation:

2x + 7x = -10 (equation)

9x = -10 (combine like terms)

x = -10/9 (move the 9 over)

x = -1 1/9 (simplify)

You might be interested in

5x=2x-15<br> y=2x-15<br> and y=5x

Ipatiy [6.2K]

5x = 2x-15
3x = -15
x = -5

substitute x = -5 into one of your equations
so y = 5x becomes y = 5 x -5
y= -25

x=-5 and y=-25

7 0

3 years ago

Read 2 more answers

What is the range of the function y=^3 sqrt x+8

lozanna [386]

$y=\sqrt[3]{x}+8\ or\ y=\sqrt[3]{x+8}\\\\The\ range\ and\ domain:\ All\ real\ numbers$

3 0

3 years ago

Evaluate the expression if a =2.4, b = 0.237, and c =9.49

IRISSAK [1]

Answer:

(0.237)

Step-by-step explanation:

7 0

3 years ago

Read 2 more answers

1: In order to solve the inequality -1/4 x > 8, which of the following steps must be done?

pogonyaev

Answer:

Step-by-step explanation:

-1/4x>8

x>8/(-1/4)

x>(8/1)(-4/1)

x>-32/1

x>-32

x<-32

The answer is D.

--------------------------

-3t+7>=9

-3t>=9-7

-3t>=2

t>=2/-3

t>=-2/3

t<=-2/3

The answer is A.

3 0

3 years ago

Whats the area of a rectangle 17ft 4ft

Katena32 [7]

Answer:

Step-by-step explanation:

Multiply the numbers to get the area

7 0

3 years ago

Read 2 more answers