Find the point of intersection of the lines y=2x-7 and 4y-2=3x
Substitute y into 4y-2=3x
4(2x-7)-2=3x -> 8x-28-2=3x -> 8x-3x=28+2 -> 5x=30 -> x=30/5 -> x=6
subsitute x into y=2x-7
y=2(6)-7 -> y=12-7 -> y=5
Point = ( 6 , 5 )
IG
Related Maths A Level answers
All answers ▸Find the exact solutions for 4 − x^2 = |2x − 1|
A block of mass M lies stationary on a rough plane inclined at an angle x to the horizontal. Find a general expression relating the coeffecient of friction between the block and the plane and the angle x. At what angle does the box begin to slide?
A sequence is defined as: U(n+1) = 1/U(n) where U(1)=2/3. Find the sum from r=(1-100) for U(r)
Solve the following equation: 5x - 1 = 3x + 7