👤
Swiftdave419go
Answered

If C=r+7 and D=-2r+3, find an expression that equals 2C−D in standard form.​

Sagot :

Answer:

4r+11

Step-by-step explanation:

SUBTITUTE:2(r+7)-(-2r+3)

APPLY MULTIPLICATE DISTRIBUTION LAW:

2r+2\times 7-(-2r+3)

CALCULATE THE PRODUCT OR QUOTIENT:

2r+14(-2r+3)

REMOVE THE PARENTHESES:2r+14+2r-3

REORDER AND GATHER LIKE TERMS:(2r+2r)+(14-3)

COLLECT COEFFIENTS FOR THE LIKE TERMS:2×2\TIME r+(14-3)

CALCULATE THE SUM OR DIFFERENCE:4r+(14-3)

CALCULATE THE SUM OR DIFFERENCE:4r+11

Garaymelissa487go

=Explanation

:sorry na tagalan Po Ang pag sagut ko pero sana makatulong Po... ate/kuya pa brainliest naman Po salamat

=ANSWER=

=2C - D= 4r + 11

View image Garaymelissa487

Go Training: Other Questions