Solve the equation 5(2c - 3) = 19
5(2c - 3) = 19
5x2c - 5x3 = 19
10c - 15 = 19
10c = 19 + 15
10c = 34
c = 34/10 = 3.4
EB
Related Maths GCSE answers
All answers ▸Explain the use of the quadratic formula to solve quadratic equations.
A boat travels due North at 5km/h for 3 hours, then changes course and sails due east for 2 hours, adjusting his speed to 8km/h. What is his total displacement from his original position?
ForA=2x^2 –18x+80 (i) find dA/dx , (ii) find the value of x for which A is a minimum
6x – 7 = 14 – x