Solve 13+4x=7-4x
- Collect like terms on one side: 4x+4x=7-132. Simplify: 8x=-63. Divide to find the solution for x: x=-6/84. Simplify again for the answer: x=-3/4
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Related Maths GCSE answers
All answers ▸In a triangle ABC, side BC = 8.1 cm, side AC = 7 cm, and angle ACB = 30 degrees. What is the area of the triangle?
How do you use SOH CAH TOA?
Solve the simultaneous equations: 3x+4y=19, x-6y= -23.
A rectangle is made up of the equations; For the longer spans: 5x-12y+16 and 5y-4x+20; for the shorter spans: 2x-4y+4 and 3x-2y-12