Given a=2, b=-5, c=0.5, d=-20 ... find abc, and 2d+10c

abc = 2 x -5 x 0.5= -10 x 0.5= -20 / 2= -10
2d+10c= 2(-20) + 10(0.5)= - 40 + 5= -35

JC
Answered by James C. Maths tutor

1390 Views

See similar Maths 13 Plus tutors

Related Maths 13 Plus answers

All answers ▸

why is (x+y)^2 ≠ x^2 + y^2


Write 240 grams as a fraction of 4kg in its simplest form


Simplify: 4 - 2x + x2 + 2x + 4


How many three-digit numbers start with a digit multiple of 3 and can be devided by 2 without a reminder?


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning