1400136961 1400136961

11-01-2021
Mathematics

contestada

PLS HELP! 7x +10y= -23

7x + 6y = - 39

Respuesta :

11-01-2021

4y = -23 + 39
4y = 16
y = 4

Sub y = 4 into equation 2
7x + 6(4) = -39
7x + 24 = -39
7x = -39-24
7x = -63
x = -9

x = -9
y = 4

Answer Link

Otras preguntas

writing a letter to your friend on how the party he couldn't attend went

Find an equation for the perpendicular bisector of the line segment whose endpoints are (9, -3) and (-5, –7).

Financial statements that must be included in the annual report include all of the following except: _____________ a. the statement of cash flows b. the balanc

Solve for x. Round to the nearest tenth of a degree, if necessary

A debit: Multiple Choice Always decreases an account. Is the left-hand side of a T-account. Is the right-hand side of a T-account. Is not needed to record a tra

As you learn more about your world, you begin to develop mental maps about the world you live in. On a piece of paper, sketch a map of the United States. Do not

Compute the payback period for a project that requires an initial outlay of $297,771 that is expected to generate $40,000 per year for 9 years.

I called the minster yesterday

Previous Question Question 17 of 20 Next Question Based on the regression model, the expected daily production volume with 112 factory workers is 118,846 units.

calculate the final pressure of a gas that is expanded from 725cm³ at 30C and 1.19 atm to 1.12cm³ at 43C