Answers>Maths>A Level>Article

The line AB has equation 5x + 3y + 3 = 0. The line AB is parallel to the line y = mx + 7. Find the value of m.

Rearrange AB into y = mx + c format: 1) 3y = -3 - 5x 2) y = - 5/3 x - 1

Compare equation with y = mx + c

Conclude m = - 5/3

You can also deduce the y-intercept of AB is -1.

ED

Answered by Emanuel D. • Maths tutor

4361 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

x = 3t - 4, y = 5 - (6/t), t > 0, find "dy/dx" in terms of t

Write down two reasons for using statistical models

Calculate the value of the definite integral (x^3 + 3x + 2) with limits x=2 and x=1

What is 7 to the power of 8? (