Solve 5x - 7 = 3x + 2, to find the value of x
x = 4.5
Rearrange the equation, so that like terms are on the same side:
5x - 3x = 2 +7
2x = 9
Then to find x, divide 9 by 2
x = 4.5
SA
Related Maths GCSE answers
All answers ▸Use the factor theorem to show that (x+2) is a factor of g(x)= 4x^3 - 12x^2 - 15x + 50
A sphere has a surface area of 4m^2, radius r. Another sphere has radius 2r. Calculate the Volume of the second sphere in M^3.
If a spinner was spun 50 times and the probability to show the number 2 was 0.2, how many times would it show the number 2?
Simplify √90+√360+5√10