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Link the correct way of solving to the correct equation

x2+5x=0

x+5=0

x2+12x+20=0

x2=16

Sum product

Square root

Factorise

Balance method

What method do you use to solve this equation?

x2+3x=0

A

Factorise

B

Sum product

C

Balance method

D

Square root

Solve

x2+3x=0

What method do you use to solve this equation?

x2+4x+3=0

A

Factorise

B

Sum product

C

Balance method

D

Square root

Solve

x2+4x+3=0

What is the first thing you do to solve this?

x2+6x+4=2x+1

A

Use sum product

B

Make equal to 0

C

Calculate x

D

Sketch the graph

What should you do after solving the equation?

A

Write down the answer

B

Calculate the y-coordinate

C

Write down as a coordinate

D

Sketch the graph

Calculate the coordinates of the point of intersection of

x2+6x+4=2x+1