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  • Now let me tell you why'll i wash my hands
  • .... RRC 2n+10= -2
  • I am going to be telling about math.
  • hi! I am mrs long. I teach algebra 1
  • 2n+10= -2
  • It is believed that Ancient Egyptians used complex mathematics such as algebra, arithmetic and geometry as far back as 3000 BC, such as equations to approximate the area of circles.The equals sign (=) was invented in 1557 by a Welsh mathematician named Robert Recorde. The symbols used for addition (+) and subtraction (-) have been around for thousands of years but it wasn't until the 16th century that most mathematical symbols were invented. Before this time math equations were written in words, making it very time consuming
  • WHAT SHE SAID. Mathematical developments increased rapidly around the time of the Italian Renaissance in the 16th century and continued through the scientific revolution of the 17th and 18th centuries, becoming increasingly abstract in the 19th and 20th centuries.
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