Solve the simultaneous equation: 3x+2y=8, 2x+5y=-2?
6x+4y=16, 6x+15y=-6
11y=-22
y=-2
3x=8+4=12 x=4
x=4, y=-2
TE
Related Maths GCSE answers
All answers ▸How to solve simultaneous equations with two unknowns?
Frank owns an ice cream van. When he bought the van five years ago and an ice cream cost £1.50. If the price of an ice cream increases by 3% a year how much does an ice cream cost now?
An ice cream cone with a base 4.5 cm in diameter and whose height is 10 cm is filled with ice cream. What is the volume of ice cream to 3 d.p.? If the density of ice cream is 1095 kg/m^3, what is the mass of ice cream in 5 cones to 3 s.f.?
Prove that the square of an odd number is always 1 more than a multiple of 4