factorise x{x+z}-y{y+z}
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Step-by-step explanation:
x(x+z)-y(y+z)
x²+xz -y²-yz
x²-y²+xz-yz
or
x²-y²+z(x-y)
Answer:
x(x + z) - y(y + z)
x² + xz - y² - yz
x² - y² + xz - yz
(x + y)(x - y) -z(x - y)
(x - y)(x + y - z)
hope it helps you